KT

Kimio Tatsuno

HI Hitachi: 45 patents #373 of 28,497Top 2%
HC Hitachi Koki Co.: 6 patents #189 of 888Top 25%
OJ Opnext Japan: 3 patents #47 of 185Top 30%
U.S. Philips: 2 patents #2,537 of 8,851Top 30%
HI Hiatchi: 1 patents #1 of 84Top 2%
Nichia: 1 patents #1,005 of 1,531Top 70%
Overall (All Time): #56,883 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 1–25 of 49 patents

Patent #TitleCo-InventorsDate
7292519 Optical head with lasers and mirrors in a recess formed in a substrate Masahide Tokuda, Hirohisa Sano, Toshiaki Tanaka, Takeshi Shimano, Shigeru Nakamura +2 more 2007-11-06
7165898 Optical module, method for manufacturing optical module and optical communication apparatus Takeshil Kato, Koji Yoshida, Toshinori Hirataka, Toshiaki Ishii, Kazuyuki Fukuda +3 more 2007-01-23
7164865 Optical fiber communication equipment and its applied optical systems Tatemi Ido, Yasunori Iwafuji, Hideyuki Kuwano, Naohiko Baba 2007-01-16
6983000 Laser diode module Hiroaki Furuichi, Kazumi Kawamoto, Katsumi Kuroguchi 2006-01-03
6965552 Mounting method for optical device and optical head equipment Masahide Tokuda, Hirohisa Sano, Takeshi Shimano, Shigeharu Kimura 2005-11-15
6937628 Optical transmitter modules Katsumi Kuroguchi, Atsuhiro Yamamoto, Teruhisa Azumaguchi, Hiroaki Furuichi 2005-08-30
6826211 Diode laser controling module and applied equipment thereof Katsumi Kuroguchi, Hiroaki Furuichi, Atsuhiro Yamamoto, Norio Nakazato 2004-11-30
6782018 Diode laser module and application equipment Masahide Tokuda, Shigeharu Kimura, Takeshi Shimano, Hirohisa Sano 2004-08-24
6726375 Optical module, method for manufacturing optical module and optical communication apparatus Takeshil Kato, Koji Yoshida, Toshinori Hirataka, Toshiaki Ishii, Kazuyuki Fukuda +3 more 2004-04-27
6721511 Optical communication equipment and optical communication network equipment Koji Yoshida, Kazuyuki Fukuda, Hiroshi Naka, Satoru Kikuchi 2004-04-13
6678432 Optical integrated device, semiconductor laser module and optical transmitter Junji Shigeta, Masataka Shirai 2004-01-13
6668140 Module for optical communication Kouji Yoshida, Takeshi Kato, Toshinori Hirataka, Norihiro Yazaki, Shoichi Takahashi +1 more 2003-12-23
6597712 Laser diode module Hiroaki Furuichi, Kazumi Kawamoto, Katsumi Kuroguchi 2003-07-22
6488416 Optical module, board mounted optical module, and assembly method of optical module Masato Shishikura, Koji Yoshida, Hirohisa Sano 2002-12-03
6457877 Optical module, method for manufacturing optical module and optical communication apparatus Takeshil Kato, Koji Yoshida, Toshinori Hirataka, Toshiaki Ishii, Kazuyuki Fukuda +3 more 2002-10-01
6364540 Optical transmission module for achieving an optimum optical connection and useful for high density mounting Masato Shishikura, Toshinori Hirataka, Kouji Yoshida 2002-04-02
6341027 Module for optical communication Kouji Yoshida, Takeshi Kato, Toshinori Hirataka, 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, Toshinori Hirataka, Kouji Yoshida 2001-09-18
6282352 Optical module, method for manufacturing optical module and optical communication apparatus Takeshi Kato, Koji Yoshida, Toshinori Hirataka, Toshiaki Ishii, Kazuyuki Fukuda +3 more 2001-08-28
6220764 Optical module, method for manufacturing optical module and optical communication apparatus Takeshi Kato, Koji Yoshida, Toshinori Hirataka, Toshiaki Ishii, Kazuyuki Fukuda +3 more 2001-04-24
5854870 Short-wavelength laser light source Sten Helmfrid, Kenchi Ito, Kazumi Kawamoto, Tetsuo Andou, Hiroshi Momiji +5 more 1998-12-29
5774444 Split photo detector for detecting a central portion and a peripheral portion of a reflected light beam Takeshi Shimano, Kouichirou Wakabayashi, Takeshi Maeda, Hisataka Sugiyama 1998-06-30
5737467 Resin molded optical assembly Takeshi Kato, Shinji Tsuji, Satoru Kikuchi, Masahiro Ojima, Yoichi Yasuda 1998-04-07
5615199 Optical head apparatus Takeshi Shimano, Hiroshi Fukuda, Osamu Komoda 1997-03-25
5420846 Recording medium having a plurality of nonlinear transmission characteristics Hisataka Sugiyama, Akira Arimoto, Motoyasu Terao, Norio Murase, Masahiko Takahashi +2 more 1995-05-30