VP

Valdemar Portney

VI Visiogen: 3 patents #2 of 6Top 35%
📍 Laguna Beach, CA: #4 of 69 inventorsTop 6%
🗺 California: #1,346 of 28,370 inventorsTop 5%
Overall (2004): #10,822 of 270,089Top 5%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6814439 Multifocal ophthalmic lens 2004-11-09
6786934 Biasing element for intraocular lens system Gholam-Reza Zadno-Azizi, Tuan Nguyen, Albert C. Ting 2004-09-07
6764511 Distending portion for intraocular lens system Gholam-Reza Zadno-Azizi, Erica J. Rogers, Tuan Nguyen, Albert C. Ting 2004-07-20
6761737 Translation member for intraocular lens system Gholam-Reza Zadno-Azizi, Tuan Nguyen, Albert C. Ting 2004-07-13