TS

Toshiki Sugawara

HI Hitachi: 46 patents #351 of 28,497Top 2%
HT Hitachi Communication Technologies: 2 patents #46 of 214Top 25%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
📍 Kokubunji, TX: #1 of 1 inventorsTop 100%
Overall (All Time): #56,750 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 1–25 of 49 patents

Patent #TitleCo-InventorsDate
9379276 Optical interconnection module and optical-electrical hybrid board Yasunobu Matsuoka, Tatemi Ido 2016-06-28
9154220 Large-capacity fiber optical switching device and optical transmission system Hidehiro Toyoda, Kenichi Tanaka 2015-10-06
8965153 Optical semiconductor device and optical waveguide Makoto Takahashi, Hideo Arimoto, Kazuhiko Hosomi, Toshihiko Fukamachi, Shigeki Makino +1 more 2015-02-24
8942520 Optical waveguide board having guided structure and method of manufacturing the same, and method of manufacturing optical-electrical hybrid board Yasunobu Matsuoka 2015-01-27
8909021 Semiconductor optical device Shinichi Saito, Masahiro Aoki 2014-12-09
8902947 Optical module Shigeki Makino, Yasunobu Matsuoka, Kenji Kogo, Tatemi Ido 2014-12-02
8855160 Horizontal-cavity surface-emitting laser Koichiro Adachi, Yasunobu Matsuoka, Kazunori Shinoda, Shinji Tsuji 2014-10-07
8755423 Surface emitting laser module and vertical illuminated photodiode module Koichiro Adachi, Yasunobu Matsuoka, Masahiro Aoki 2014-06-17
8680553 Light-emitting device, light-receiving device and method of manufacturing the same Shinichi Saito, Masahiro Aoki, Nobuyuki Sugii, Katsuya Oda 2014-03-25
8569727 Light beam scanning image projection apparatus Etsuko Nomoto, Shigehisa Tanaka, Hitoshi Nakamura, Kouji Nakahara 2013-10-29
8488965 Network system and optical line terminal Masahiko Mizutani, Hiroki Ikeda 2013-07-16
8457495 Network system, optical network unit and optical line terminal Masahiko Mizutani, Hiroki Ikeda 2013-06-04
8437584 Optical I/O array module and its fabrication method Yasunobu Matsuoka, Koichiro Adachi, Naoki Matsushima, Saori Hamamura, Madoka Minagawa +1 more 2013-05-07
8406581 Photoelectric composite wiring module and method for manufacturing same Saori Hamamura, Naoki Matsushima, Madoka Minagawa, Satoshi Kaneko, Norio Chujo +2 more 2013-03-26
8401347 Photoelectric composite wiring module and method for manufacturing the same Naoki Matsushima, Norio Chujo, Yasunobu Matsuoka, Madoka Minagawa, Saori Hamamura +2 more 2013-03-19
8331784 Network system and optical line terminal Masahiko Mizutani, Hiroki Ikeda 2012-12-11
8303195 Optical transceiver module Koichiro Adachi, Kazuhiko Hosomi 2012-11-06
8249454 Optical communication system and optical line terminating apparatus Yusuke Yajima, Tohru Kazawa 2012-08-21
8224135 Optical communication system using WDMA and CDMA Masahiko Mizutani, Tohru Kazawa, Yoshihiro Ashi 2012-07-17
8116627 PON system method for receiving optical signal and OLT Hiroki Ikeda, Yusuke Yajima 2012-02-14
8090261 Network system, optical line terminating apparatus, and optical network apparatus Hiroki Ikeda, Yusuke Yajima, Tohru Kazawa 2012-01-03
8036533 Optical transmitter/receiver module Kazuhiko Hosomi, Misuzu Sagawa, Masahiro Aoki 2011-10-11
8027586 Passive optical network system and optical line terminating apparatus Hiroki Ikeda, Masahiko Mizutani, Shinobu Gohara 2011-09-27
7991290 Optical prism and optical transceiver module for optical communications Ken'ichi Tanaka, Masato Shishikura, Kenro Sekine, Yasunobu Matsuoka 2011-08-02
7936991 Optical line terminating apparatus and optical communication system Masahiko Mizutani, Hiroki Ikeda, Kenichi Sakamoto 2011-05-03