RN

Ryotaro Nakagawa

FC Funai Electric Co.: 9 patents #107 of 943Top 15%
CY Cybozu: 1 patents #3 of 11Top 30%
Overall (All Time): #495,220 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11651142 Display control system, display control method, and information storage medium Hiroya NAGAO, Jun Hasegawa, Kensuke Hayashi, Arisu Yano 2023-05-16
8737186 Laser holder and optical pickup provided with same 2014-05-27
7778130 Optical disc apparatus Teruaki Sogawa, Masanori Takahashi 2010-08-17
7680016 Method for designing an optical pickup Masanori Takahashi, Hideaki Funakoshi, Teruaki Sogawa 2010-03-16
7668048 Optical head and optical disc device provided therewith Tetsuo Nishidate, Takayuki Murakami 2010-02-23
7397733 Optical pickup 2008-07-08
7274633 Optical pickup 2007-09-25
7254097 Optical disc apparatus Toyoshi Nogami, Yasunori Kuwayama, Yoshiaki Ukawa 2007-08-07
7065008 Objective lens unit Toyoshi Nogami 2006-06-20
6762891 Optical pickup device 2004-07-13