DC

Dong-Jin CHANG

CT Chung-Shan Institute Of Science And Technology: 1 patents #89 of 275Top 35%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Seoul, KR: #10,340 of 39,741 inventorsTop 30%
Overall (All Time): #923,948 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11903821 Intraocular lens exchanger Hyung Gu Kwon, Young Jung ROH, Jae Hyung HAN 2024-02-20
10004637 Anterior capsulotomy guide device for cataract surgery Choun-Ki Joo, Chong Houn Lee, Dong-Kun Lee 2018-06-26
9704418 Device for ocular surgery training Choun-Ki Joo 2017-07-11
9610132 Surgical instrument for assisting in distinguishing anterior capsule during cataract surgery Choun-Ki Joo 2017-04-04
6326608 Polarization-type laser detection system Her-Ting Wei, Guang-Ming Shle 2001-12-04