FI

Fumihito Ichikawa

HC Hitachi Media Electronics Co.: 4 patents #51 of 214Top 25%
HS Hitachi-Lg Data Storage: 3 patents #87 of 294Top 30%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #701,189 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11555983 Light source module Masashi Yamashita, Kazuhiro Aoyama 2023-01-17
10371369 Sealing of optical module with O-ring and liquid resin Yukio Sakigawa, Masayuki Okamura, Hiroaki Furuichi, Hiroshi Ogasawara, Kenji Watabe +1 more 2019-08-06
9876999 Optical module and projection image display device Seiichi Katou, Hiroshi Ogasawara 2018-01-23
8589964 Cooling arrangement for an optical pick-up Manabu Ochi, Yukinari Ueki, Yoshitaka Kusano, Hiroyasu Yoshida 2013-11-19
8420944 Connection structure of flexible printed circuits and optical pickup device including the connection structure Rika Nomura, Hiroaki Furuichi, Yoshio Oozeki, Kazuhiko Ito 2013-04-16
7830755 Optical head and optical disc drive Manabu Ochi, Hiroyasu Yoshida, Mitsuo Satake 2010-11-09
6212140 Objective lens driving device and optical disk unit Katsuhiko Kimura, Seiichi Kato, Hiroshi Saito, Hiroyasu Yoshida, Satoshi Shinada 2001-04-03