CK

Charles J. Koester

CU Columbia University: 5 patents #264 of 2,492Top 15%
📍 Clarence, NY: #16 of 203 inventorsTop 8%
🗺 New York: #11,369 of 115,490 inventorsTop 10%
Overall (All Time): #390,013 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
6142630 Variable focus lens system such as for examination or treatment of transparent or semi-transparent materials such as ocular tissue 2000-11-07
6019472 Contact lens element for examination or treatment of ocular tissues James E. Roberts 2000-02-01
5359373 High resolution contact lens structure in combination with a microscope objective Robert B. Tackaberry 1994-10-25
5349398 Ophthalmometer system 1994-09-20
5180389 Intraocular-external lens combination system and method of using same Anthony Donn 1993-01-19
5089022 Rectified intraocular lens James D. Auran 1992-02-18
5074875 Intraocular-external lens combination system and method of using same Anthony Donn 1991-12-24
4964717 Ophthalmic image stabilization system 1990-10-23
4753526 Ophthalmic image stabilization system 1988-06-28
4710197 Intraocular-external lens combination system and method of using same Anthony Donn 1987-12-01
4478482 Axial scanning optical system and method of examining an object plane 1984-10-23
4410245 Image stabilization method, and apparatus 1983-10-18
4241257 Scanning microscopic apparatus 1980-12-23