PN

Petrov Nikolai

Samsung: 4 patents #25,854 of 75,807Top 35%
Overall (All Time): #1,252,172 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7408847 Integrated type optical head with sheet waveguide and light coupler Jin-seung Sohn, Eun-hyoung Cho, Myung-bok Lee 2008-08-05
7184386 Integrated type optical head with sheet waveguide and light coupler Jin-seung Sohn, Eun-hyoung Cho, Myung-bok Lee 2007-02-27
6958968 Optical head with GRIN lens Myung-bok Lee, Gi-myung Woo 2005-10-25
6791071 Apparatus for measuring aperture size of near-field optical probe and method thereof Gi-myung Woo, Myung-bok Lee 2004-09-14