KN

Katsuhiko Nozaki

PE Pentax: 6 patents #247 of 761Top 35%
AK Asahi Kogaku Kogyo K.K.: 3 patents #38 of 180Top 25%
Overall (All Time): #587,840 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6351609 Built-in retractable flash of a camera Tetsuo Hosokawa 2002-02-26
RE36018 Dustproof view finder Tetsuya Abe 1998-12-29
RE35600 Zoom finder system Tetsuya Abe 1997-09-02
5266992 Zoom lens camera having macro photographing function Yukio Takaoka, Shinsuke Kohmoto, Susao Nakamura, Tetsuya Abe, Tadao Kato +1 more 1993-11-30
5250969 Dustproof view finder Tetsuya Abe 1993-10-05
5225927 Real image type finder having cemented lens with at least one resin lens element Tetsuya Abe 1993-07-06
5193030 Zoom finder system Tetsuya Abe 1993-03-09
5095326 Kepler-type erect image viewfinder and erecting prism Tetsuya Abe 1992-03-10
4992809 Zoom finder system Tetsuya Abe 1991-02-12