IO

Ikuo Ogawa

NT NTT: 14 patents #251 of 4,871Top 6%
NE Ntt Electronics: 9 patents #11 of 358Top 4%
Sharp Kabushiki Kaisha: 4 patents #3,475 of 10,731Top 35%
Overall (All Time): #222,554 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
10310159 Optical waveguide device Shigeo Nagashima, Yoshiteru Jinnouchi, Takashi Nakayama, Hiroki Kawashiri, Yusuke Nasu +1 more 2019-06-04
9560763 Package for optical module Ryoichi Kasahara, Toshiki Nishizawa, Yuji Mitsuhashi 2017-01-31
9459417 Planar lightwave circuit Yusuke Nasu, Ryoichi Kasahara, Kenya Suzuki, Fumihiro Ebisawa 2016-10-04
9407371 Optical multiplexer/demultiplexer Manabu Oguma, Yoshiyuki Doi, Masayuki Itoh, Hiroshi Takahashi 2016-08-02
9182559 Light-receiving package for flat-plate mounting, and optical module Yuji Mitsuhashi, Toshiki Nishizawa, Ryoichi Kasahara 2015-11-10
9116291 Integrated optical module Ryoichi Kasahara, Atsushi Aratake, Yusuke Nasu, Yuichi Suzuki, Shunichi Soma 2015-08-25
9116317 Planar lightwave circuit Yusuke Nasu, Ryoichi Kasahara, Kenya Suzuki, Fumihiro Ebisawa 2015-08-25
9002161 Optical module Ryoichi Kasahara, Toshiki Nishizawa, Yuji Mitsuhashi 2015-04-07
8913889 Optical module Ryoichi Kasahara, Toshiki Nishizawa, Yuji Mitsuhashi 2014-12-16
8545111 Optical module Takaharu Ohyama, Yoshiyuki Doi, Akimasa Kaneko, Yasuaki Tamura, Yuichi Suzuki 2013-10-01
D680360 Heater for chair 2013-04-23
7580597 Optical functional circuit Tsutomu Kitoh, Yohei Sakamaki, Toshikazu Hashimoto, Takashi Saida, Hiroshi Takahashi +3 more 2009-08-25
7397977 Wave transmission medium and waveguide circuit Toshikazu Hashimoto, Takeshi Kitagawa, Senichi Suzuki, Masahiro Yanagisawa, Tomohiro Shibata +8 more 2008-07-08
6164836 Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit, and process for fabricating platform Yasufumi Yamada, Shinji Mino, Hiroshi Terui, Kaoru Yoshino, Kuniharu Kato +4 more 2000-12-26
6027254 Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit, and process for fabricating platform Yasufumi Yamada, Shinji Mino, Hiroshi Terui, Kaoru Yoshino, Kuniharu Kato +4 more 2000-02-22
5621837 Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit and process for fabricating platform Yasufumi Yamada, Shinji Mino, Hiroshi Terui, Kaoru Yoshino, Kuniharu Kato +4 more 1997-04-15
5325107 Method and apparatus for driving a display device Akio Inohara, Toshihiro Ohba, Hiroshi Kishishita, Hisashi Uede 1994-06-28
5311169 Method and apparatus for driving capacitive display device Shuji Inada, Toshihiro Ohba, Hiroshi Kishishita, Hisashi Uede 1994-05-10
D322603 Electroluminescent display Hisashi Uede, Hiroshi Kishishita, Akio Inohara, Kyouichi Yamamoto 1991-12-24
4721631 Method of manufacturing thin-film electroluminescent display panel Yoshihiro Endo, Takuo Yamashita 1988-01-26