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Medical DevicesKOSDAQ 119610129 approvals

INTEROJO CO. LTD.

Official website

Interojo, founded 2000 and KOSDAQ-listed 2010, manufactures contact lenses under its Clalen brand domestically and via OEM/ODM overseas.

As of 2026-10-10, INTEROJO CO. LTD. has 125 Korean MFDS device approvals, 4 US FDA clearances/approvals, 2 PubMed-indexed papers on record (counted by the MAA Company Index from its own matching of public databases).

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Business overview

Source: DART corporate disclosure

Interojo was established in 2000 and listed on KOSDAQ in 2010 as a manufacturer and seller of contact lenses. Domestically it focuses on its own Clalen brand lineup, while overseas it operates mainly through OEM/ODM sales; products are categorized by color into Clear and Color lenses, by wear cycle into 1-Day (Disposable) and FRP (2 weeks or longer) lenses, and by material into Hydrogel and Si-Hydrogel lenses, alongside functional lenses for presbyopia, therapeutic use, astigmatism (toric), and blue-light blocking. In 2021 it launched a silicone 1-Day Color lens, followed by a 1-Day Color Toric lens in 2022 and a 1-Day Clear Toric lens in 2024, and plans to introduce a silicone multifocal lens.

Products & technology

  • ClalenIn-house contact lens brand series sold domestically
  • Silicone 1-Day Color lensOne-day disposable silicone color contact lens
  • 1-Day Color Toric lensOne-day disposable toric (astigmatism-correcting) color lens
  • 1-Day Clear Toric lensOne-day disposable toric (astigmatism-correcting) clear lens

Regulatory approvals

data.go.kr · openFDA

125 Korean MFDS device approvals · 1997–2026 / 4 US FDA 510(k) · 2015–2026

  • MFDSSoft contact lens, daily-wear2026-09-29
    Product approval · Class 2제허 26-723 호
  • MFDSSoft contact lens, daily-wear2026-08-07
    Product approval · Class 2제허 26-603 호
  • FDAInterojo 45 (inofilcon A) Soft (Hydrophilic) Silicone Hydrogel Contact Lens with GrabSoo Plus2026-05-29
    510(k) · TraditionalOphthalmicK260507
  • MFDSSoft contact lens, daily-wear2026-05-19
    Product approval · Class 2제허 26-375 호
  • MFDSSoft contact lens, daily-wear2026-04-01
    Product approval · Class 2제허 26-248 호
  • MFDSSoft contact lens, daily-wear2025-03-31
    Product approval · Class 2제허 25-206 호
  • MFDSHard contact lens, daily-wear2024-08-12
    Product approval · Class 2제허 24-541 호
  • MFDSSoft contact lens, daily-wear2024-03-29
    Product approval · Class 2제허 24-224 호
  • MFDSSoft contact lens, daily-wear2023-11-06
    Product approval · Class 2제허 23-1031 호
  • MFDSSoft contact lens, daily-wear2023-11-06
    Product approval · Class 2제허 23-1030 호
  • MFDSSoft contact lens, daily-wear2023-09-13
    Product approval · Class 2제허 23-918 호
  • MFDSSoft contact lens, daily-wear2023-05-19
    Product approval · Class 2제허 23-592 호
Show 68 more
  • MFDSSoft contact lens, daily-wear2023-03-10
    Product approval · Class 2제허 23-300 호
  • MFDSSoft contact lens, daily-wear2023-03-10
    Product approval · Class 2제허 23-299 호
  • MFDSSoft contact lens, daily-wear2022-11-18
    Product approval · Class 2제허 22-776 호
  • MFDSSoft contact lens, daily-wear2022-11-18
    Product approval · Class 2제허 22-774 호
  • MFDSSoft contact lens, daily-wear2022-11-18
    Product approval · Class 2제허 22-773 호
  • MFDSSoft contact lens, daily-wear2022-10-24
    Product approval · Class 2제허 22-714 호
  • FDAPOLYVUE (polymacon) Soft (hydrophilic) Contact Lens, POLYVUE COLOR (polymacon) Soft (hydrophilic) Contact Lens2022-10-04
    510(k) · TraditionalOphthalmicK221517
  • MFDSSoft contact lens, daily-wear2022-07-13
    Product approval · Class 2제허 22-455 호
  • MFDSSoft contact lens, daily-wear2022-05-19
    Product approval · Class 2제허 22-324 호
  • MFDSSoft contact lens, daily-wear2022-01-17
    Product approval · Class 2제허 22-27 호
  • MFDSSoft contact lens, daily-wear2021-10-26
    Product approval · Class 2제허 21-862 호
  • MFDSSoft contact lens, daily-wear2021-08-12
    Product approval · Class 2제허 21-686 호
  • MFDSSoft contact lens, daily-wear2021-08-12
    Product approval · Class 2제허 21-685 호
  • MFDSSoft contact lens, daily-wear2021-08-11
    Product approval · Class 2제허 21-681 호
  • MFDSSoft contact lens, daily-wear2021-08-11
    Product approval · Class 2제허 21-680 호
  • MFDSSoft contact lens, daily-wear2021-07-29
    Product approval · Class 2제허 21-647 호
  • MFDSSoft contact lens, daily-wear2021-07-29
    Product approval · Class 2제허 21-646 호
  • MFDSSoft contact lens, daily-wear2021-07-27
    Product approval · Class 2제허 21-638 호
  • MFDSSoft contact lens, daily-wear2021-07-27
    Product approval · Class 2제허 21-637 호
  • MFDSSoft contact lens, daily-wear2021-07-12
    Product approval · Class 2제허 21-592 호
  • MFDSSoft contact lens, daily-wear2021-05-06
    Product approval · Class 2제허 21-356 호
  • MFDSSoft contact lens, daily-wear2021-03-31
    Product approval · Class 2제허 21-237 호
  • MFDSSoft contact lens, daily-wear2021-02-02
    Product approval · Class 2제허 21-86 호
  • MFDSSoft contact lens, daily-wear2020-11-04
    Product approval · Class 2제허 20-932 호
  • MFDSSoft contact lens, daily-wear2020-10-21
    Product approval · Class 2제허 20-900 호
  • MFDSSoft contact lens, daily-wear2020-09-25
    Product approval · Class 2제허 20-843 호
  • MFDSSoft contact lens, daily-wear2020-09-24
    Product approval · Class 2제허 20-842 호
  • MFDSSoft contact lens, daily-wear2020-04-21
    Product approval · Class 2제허 20-299 호
  • MFDSHard contact lens, extended-wear2020-03-20
    Product approval · Class 3제허 20-203 호
  • MFDSSoft contact lens, daily-wear2020-03-04
    Product approval · Class 2제허 20-158 호
  • MFDSSoft contact lens, daily-wear2019-12-30
    Product approval · Class 2제허 19-847 호
  • MFDSHard contact lens, daily-wear2019-10-30
    Product approval · Class 2제허 19-696 호
  • MFDSSoft contact lens, daily-wear2019-05-22
    Product approval · Class 2제허 19-321 호
  • MFDSSoft contact lens, daily-wear2018-04-13
    Product approval · Class 2제허 18-256 호
  • MFDSSoft contact lens, daily-wear2017-11-23
    Product approval · Class 2제허 17-897 호
  • MFDSSoft contact lens, daily-wear2017-11-17
    Product approval · Class 2제허 17-877 호
  • MFDSSoft contact lens, daily-wear2017-11-17
    Product approval · Class 2제허 17-876 호
  • MFDSHard contact lens, daily-wear2016-08-23
    Product approval · Class 2제허 16-625 호
  • MFDSSoft contact lens, daily-wear2016-07-20
    Product approval · Class 2제허 16-538 호
  • MFDSSoft contact lens, daily-wear2016-07-07
    Product approval · Class 2제허 16-483 호
  • MFDSHard contact lens, daily-wear2016-07-01
    Product approval · Class 2제허 16-458 호
  • FDAClalen 54 (hioxifilcon D) Soft (hydrophilic) Contact Lens for Daily Wear, Clalen 58 (hioxifilcon A) Soft (hydrophilic) Contact Lens for Daily Wear2016-04-08
    510(k) · TraditionalOphthalmicK153766
  • MFDSSoft contact lens, daily-wear2016-02-25
    Product approval · Class 2제허 16-142 호
  • MFDSSoft contact lens, daily-wear2016-02-25
    Product approval · Class 2제허 16-143 호
  • MFDSSoft contact lens, daily-wear2016-02-05
    Product approval · Class 2제허 16-96 호
  • MFDSSoft contact lens, daily-wear2016-01-20
    Product approval · Class 2제허 16-36 호
  • MFDSSoft contact lens, daily-wear2016-01-13
    Product approval · Class 2제허 16-26 호
  • MFDSSoft contact lens, daily-wear2015-12-31
    Product approval · Class 2제허 15-1713 호
  • MFDSSoft contact lens, daily-wear2015-12-31
    Product approval · Class 2제허 15-1714 호
  • MFDSSoft contact lens, daily-wear2015-12-21
    Product approval · Class 2제허 15-1690 호
  • MFDSSoft contact lens, daily-wear2015-12-21
    Product approval · Class 2제허 15-1691 호
  • MFDSSoft contact lens, daily-wear2015-12-16
    Product approval · Class 2제허 15-1678 호
  • MFDSSoft contact lens, daily-wear2015-12-03
    Product approval · Class 2제허 15-1639 호
  • MFDSSoft contact lens, daily-wear2015-11-25
    Product approval · Class 2제허 15-1613 호
  • MFDSSoft contact lens, daily-wear2015-11-25
    Product approval · Class 2제허 15-1614 호
  • MFDSSoft contact lens, daily-wear2015-11-12
    Product approval · Class 2제허 15-1578 호
  • MFDSSoft contact lens, daily-wear2015-11-11
    Product approval · Class 2제허 15-1567 호
  • MFDSSoft contact lens, daily-wear2015-10-12
    Product approval · Class 2제허 15-1471 호
  • MFDSSoft contact lens, daily-wear2015-10-08
    Product approval · Class 2제허 15-1464 호
  • MFDSSoft contact lens, daily-wear2015-10-08
    Product approval · Class 2제허 15-1465 호
  • MFDSSoft contact lens, daily-wear2015-08-18
    Product approval · Class 2제허 15-1316 호
  • MFDSSoft contact lens, daily-wear2015-08-10
    Product approval · Class 2제허 15-1293 호
  • MFDSHard contact lens, daily-wear2015-06-25
    Product approval · Class 2제허 15-1015 호
  • MFDSSoft contact lens, daily-wear2015-06-17
    Product approval · Class 2제허 15-962 호
  • MFDSHard contact lens, daily-wear2015-05-26
    Product approval · Class 2제허 15-790 호
  • FDAI-55 (methafilcon A) Soft (hydrophilic) Contact Lenses for Daily Wear2015-03-12
    510(k) · TraditionalOphthalmicK142766
  • MFDSHard contact lens, daily-wear2014-09-29
    Product approval · Class 2제허 14-1747 호
  • MFDSHard contact lens, daily-wear2013-10-31
    Product approval · Class 2제허 13-1849 호

Showing the 80 most recent of 129 records.

Key disclosures

KRX KIND via OpenDART
Show 2 more events

Publications

PubMed · affiliation-matched

Patents

KIPRIS · applicant-matched
Show 132 more patents

AI reads

MAA server logs · IP-verified
131
Times AI engines pulled INTEROJO CO. LTD.'s records

Pulled records become part of each AI's index and keep feeding its answers. When an AI cites from that index, nothing reaches our server — so actual citations are uncounted here and exceed this number.

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Times an AI needed something not yet in its index and fetched this page fresh while answering. Citations served from the index leave no trace here.

124
Index crawls

Collected as raw material for future answers.

0
Direct AI-tool queries (MCP)

Queries from users who connected this index to their own AI.

15
live 1
Last 7 days
114
live 6
Last 30 days
131
live 7
All time
  • OpenAIChatGPT-Userlive7
  • OpenAIOAI-SearchBot114
  • PerplexityPerplexityBot6
  • AnthropicClaudeBot2
  • MicrosoftBingbot1
  • GoogleGoogleOther1

Measured since Aug 27, 2026 · 5 AI engines · last read Oct 9, 2026

User-agent strings can be forged, so we do not count them at face value. We count only requests matched against vendor-published IP ranges, or confirmed by forward-verified reverse DNS. MCP queries are actual calls to this index's tool endpoint.

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Companies approved for the same productsMedical Devices

Ranked by how many MFDS product categories overlap. Not a ranking — a pointer to where to look.

DreamCIS INC.1 shared

Contract research organization providing clinical trial, post-marketing surveillance, and site management services to pharma and medtech clients.

MITECH CO.,LTD.100

MITECH CO.,LTD., founded in 1991 and listed on KOSDAQ in 2018, makes non-vascular stents and distributes Fujifilm endoscopy equipment.

JETEMA Co.,Ltd.90

Founded 2009, listed on KOSDAQ in 2019, JETEMA develops hyaluronic acid fillers, botulinum toxin biopharmaceuticals, and lifting threads.

Corentec Co., Ltd.85

Founded in 2000 and KOSDAQ-listed in 2013, Corentec makes artificial joints; hip and knee implants exceed 85% of revenue.

NanoenTek,Inc.85

Founded in 1987 and listed on KOSDAQ in 2000, NanoenTek develops Lab-On-a-Chip in-vitro diagnostic devices and life science instruments.

SEJONG MEDICAL Co.Ltd.,85

Founded in 2010 and KOSDAQ-listed in 2018, Sejong Medical manufactures laparoscopic surgical instruments.

REMEDI Inc.85

Founded in 2012 and listed on KOSDAQ in 2026, REMEDI develops portable X-ray imaging devices based on its low-dose, miniaturized X-ray technology.

Laseroptek Co., Ltd.85

KOSDAQ-listed medical device company developing the LOTUS and HELIOS laser aesthetic devices and the PALLAS vitiligo treatment device.

AIOBIO Co., Ltd.85

Develops quantitative fluorescence biomarker technology for oral disease diagnostic devices.

Optipharm.CO.,LTD85

Optipharm, founded in 2000 and KOSDAQ-listed in 2018, provides animal disease diagnostics, animal medicine, and biotech.

LabGenomics. Co., Ltd.85

KOSDAQ-listed molecular genetic diagnostics company providing NGS-based non-invasive prenatal testing (NIPT) under the MomGuard brand.

Dynamic solution Co.,Ltd.85

Founded in 2010 and KOSDAQ-listed in 2018, Dynamic Solution makes AI/IoT-based rehabilitation devices like the Rapael Smart Glove.

Sources and updates

Counts on this page are not company-reported figures. MAA matched records from DART, the Korean MFDS, the US FDA, ClinicalTrials.gov, PubMed and KIPRIS to this company itself, by business registration number or registered name, never by name similarity. They may differ from figures the company publishes.

Company basics
Korea Exchange · DART
Business content
Compiled from disclosure filings
Approvals & clinical trials
Korean MFDS (data.go.kr) · US FDA openFDA — updated weekly
Key disclosures
KRX KIND via OpenDART exchange filings — updated daily
Global clinical trials
ClinicalTrials.gov (US NIH) — sponsor-matched, updated weekly
Financials
DART corporate disclosure filings — annual
Publications
PubMed (US National Library of Medicine) — affiliation-matched, updated daily
Patents
KIPRIS (Korea Institute of Patent Information) — applicant-matched, updated monthly
AI reads
Our server logs, IP-verified every 6 hours
AI visibility
Measured 2026-10-01

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