HK

Hiroshi Kuwahara

HI Hitachi: 45 patents #373 of 28,497Top 2%
KE Kokusai Electric: 4 patents #142 of 583Top 25%
DE Denso: 4 patents #3,129 of 11,792Top 30%
FL Fujitsu Optical Components Limited: 3 patents #27 of 126Top 25%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
GC Gamakatsu Co.: 1 patents #5 of 10Top 50%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
Overall (All Time): #40,363 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 1–25 of 59 patents

Patent #TitleCo-InventorsDate
12121485 Assistance device Norimasa Kamiya, Takaaki Chin, Masanobu Fukumoto 2024-10-22
11428539 Recommendation apparatus and recommendation system Yousuke Kimura 2022-08-30
10291728 Location information display system, portable communication terminal, vehicular communication device, and computer program product Hiroki Ukai 2019-05-14
10037450 Information code image display system, information code image display terminal, information code image display program, server, and information code image generating program Hiroki Ukai, Masatoshi Aboh, Yousuke Kimura 2018-07-31
9313716 Operation regulation method, operation regulation program product, mobile terminal, vehicular apparatus, and vehicular communication system Hiroki Ukai 2016-04-12
9244328 Optical modulator and optical modulation control method Hiroshi Nishimoto 2016-01-26
9069224 Optical modulator and optical modulation control method Hiroshi Nishimoto 2015-06-30
8903239 Optical modulator and optical modulation control method Hiroshi Nishimoto 2014-12-02
8761548 Optical modulator and optical modulation control method 2014-06-24
8557327 Method for manufacturing gas diffusion layer for fuel cell Takuya Hasegawa, Norihisa Waki 2013-10-15
8224879 Management system and management method for storage system Nobuyuki Saika 2012-07-17
7509466 Backup method for a copy pair using newly created logical volume via virtual server device Nobuyuki Saika 2009-03-24
7384258 Die for forming honeycomb structure, and method of manufacturing the same Susumu Matsuoka, Takao Saito 2008-06-10
7109841 Surface-mount positive temperature coefficient thermistor and manufacturing method therefor Takeo Haga, Hiroki Tanaka, Toshiharu Hirota 2006-09-19
7058062 Packet switching system having self-routing switches Shirou Tanabe, Taihei Suzuki, Shinobu Gohara, Yoshito Sakurai, Kenichi Ohtsuki +2 more 2006-06-06
6728242 ATM cell switching system Yoshito Sakurai, Kenichi Ohtsuki, Shinobu Gohara, Makoto Mori, Akira Horiki +1 more 2004-04-27
6639920 Distributed type switching system Yoshito Sakurai, Shinobu Gohara, Kenichi Ohtsuki, Takao Kato, Eiichi Amada 2003-10-28
6618372 Packet switching system having-having self-routing switches Shirou Tanabe, Taihei Suzuki, Shinobu Gohara, Yoshito Sakurai, Kenichi Ohtsuki +2 more 2003-09-09
6546011 ATM cell switching system Yoshito Sakurai, Kenichi Ohtsuki, Shinobu Gohara, Makoto Mori, Akira Horiki +1 more 2003-04-08
6501774 Optical transmission apparatus for multiple wavelengths and optical transmission wavelength control method Norio Nagase, Setsuo Misaizu, Tetsuya Kiyonaga, Tomoyuki Otsuka, Motoyoshi Sekiya 2002-12-31
6445703 ATM cell switching system Yoshito Sakurai, Kenichi Ohtsuki, Shinobu Gohara, Makoto Mori, Akira Horiki +1 more 2002-09-03
6389025 Distributed type switching system Yoshito Sakurai, Shinobu Gohara, Kenichi Ohtsuki, Takao Kato, Eiichi Amada 2002-05-14
6335934 Distributed type switching system Yoshito Sakurai, Shinobu Gohara, Kenichi Ohtsuki, Takao Kato, Eiichi Amada 2002-01-01
6314096 Packet switching system having self-routing switches Shirou Tanabe, Taihei Suzuki, Shinobu Gohara, Yoshito Sakurai, Kenichi Ohtsuki +2 more 2001-11-06
6304570 Distributed type switching system Yoshito Sakurai, Shinobu Gohara, Kenichi Ohtsuki, Takao Kato, Eiichi Amada 2001-10-16