TH

Toshinori Hirataka

HI Hitachi: 12 patents #3,472 of 28,497Top 15%
OJ Opnext Japan: 2 patents #72 of 185Top 40%
HI Hiatchi: 1 patents #1 of 84Top 2%
Overall (All Time): #387,856 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
7165898 Optical module, method for manufacturing optical module and optical communication apparatus Takeshil Kato, Koji Yoshida, Toshiaki Ishii, Kazuyuki Fukuda, Tadaaki Ishikawa +3 more 2007-01-23
6991950 Method for fabricating semiconductor laser element and the same laser element Hiroshi Moriya, Kisho Ashida, Mamoru Morita 2006-01-31
6937631 Semiconductor laser device Hiroshi Moriya, Kisho Ashida, Mamoru Morita 2005-08-30
6726375 Optical module, method for manufacturing optical module and optical communication apparatus Takeshil Kato, Koji Yoshida, Toshiaki Ishii, Kazuyuki Fukuda, Tadaaki Ishikawa +3 more 2004-04-27
6668140 Module for optical communication Kimio Tatsuno, Kouji Yoshida, Takeshi Kato, Norihiro Yazaki, Shoichi Takahashi +1 more 2003-12-23
6632027 Optical module Kouji Yoshida, Masato Shishikura, Shinji Tsuji, Takeshi Kato 2003-10-14
6457877 Optical module, method for manufacturing optical module and optical communication apparatus Takeshil Kato, Koji Yoshida, Toshiaki Ishii, Kazuyuki Fukuda, Tadaaki Ishikawa +3 more 2002-10-01
6364540 Optical transmission module for achieving an optimum optical connection and useful for high density mounting Masato Shishikura, Kouji Yoshida, Kimio Tatsuno 2002-04-02
6341027 Module for optical communication Kimio Tatsuno, Kouji Yoshida, Takeshi Kato, Norihiro Yazaki, Shoichi Takahashi +1 more 2002-01-22
6290402 Optical transmission module for achieving an optimum optical connection and useful for high density mounting Masato Shishikura, Kouji Yoshida, Kimio Tatsuno 2001-09-18
6282352 Optical module, method for manufacturing optical module and optical communication apparatus Takeshi Kato, Koji Yoshida, Toshiaki Ishii, Kazuyuki Fukuda, Tadaaki Ishikawa +3 more 2001-08-28
6220764 Optical module, method for manufacturing optical module and optical communication apparatus Takeshi Kato, Koji Yoshida, Toshiaki Ishii, Kazuyuki Fukuda, Tadaaki Ishikawa +3 more 2001-04-24
5675684 Optical module having semiconductor elements fixedly mounted thereon with improved accuracy Satoru Kikuchi 1997-10-07