YF

Yasushi Fujimura

Sumitomo Electric Industries: 56 patents #125 of 21,551Top 1%
JG Jgc: 6 patents #7 of 393Top 2%
SI Sumitomo Electric Device Innovations: 4 patents #33 of 208Top 20%
SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #34,709 of 4,157,543Top 1%
64
Patents All Time

Issued Patents All Time

Showing 51–64 of 64 patents

Patent #TitleCo-InventorsDate
6690079 Light-receiving device Hiroshi Yano, Tsukuru Katsuyama 2004-02-10
6576888 Light receiving module includes a signal processing semiconductor element Yuuji Kida 2003-06-10
6445020 Semiconductor light-receiving device 2002-09-03
6034424 Package and optoelectronic device Yoshiki Kuhara 2000-03-07
5963694 Photodiode module and method of making same Yoshiki Kuhara 1999-10-05
5787215 Linear PD/LD module, linear PD/LED module, linear LD/PD module, linear LED/PD module and linear PD module Yoshiki Kuhara, Naoyuki Yamabayashi, Yasuhiro Iguchi, Hiromi Nakanishi 1998-07-28
5764826 PD/LD module and PD module Yoshiki Kuhara, Naoyuki Yamabayashi, Yasuhiro Iguchi, Hiroo Kanamori 1998-06-09
5666450 Optical-axis alignment method, optical-axis alignment device, inspection method of optical devices, inspection device of optical devices, method of producing optical module, and apparatus of producing optical module Yoshiki Kuhara, Naoyuki Yamabayashi 1997-09-09
5420418 Semiconductor light detection device having secondary region to capture and extinguish unnecessary charges Ichiro Tonai 1995-05-30
5391910 Light receiving device Ichiro Tonai, Hiroshi Okuda 1995-02-21
5332919 Photodetector with surrounding region 1994-07-26
5315148 Photo-sensing device 1994-05-24
4533949 Subscription television system Takashi Okada, Kazuo Yamagiwa 1985-08-06
4509071 Double-scanning non-interlace television receiver Takashi Okada, Yutaka Tanaka, Yasunari Ikeda 1985-04-02