IW

Isao Watanabe

Mitsubishi Electric: 20 patents #993 of 25,717Top 4%
Fujitsu Limited: 19 patents #1,495 of 24,456Top 7%
DE Denso: 16 patents #623 of 11,792Top 6%
Bridgestone: 12 patents #165 of 2,860Top 6%
KM Konica Minolta: 10 patents #260 of 2,718Top 10%
TO Toyota: 8 patents #3,629 of 26,838Top 15%
NO Nok: 6 patents #68 of 725Top 10%
HI Hitachi: 6 patents #6,582 of 28,497Top 25%
NC Nippondenso Co.: 5 patents #465 of 3,479Top 15%
HC Hitachi Koki Co.: 5 patents #222 of 888Top 25%
NE Nec: 5 patents #2,830 of 14,502Top 20%
SO Sony: 5 patents #7,785 of 25,231Top 35%
RE Renesas Electronics: 4 patents #1,016 of 4,529Top 25%
SA Sato: 4 patents #25 of 223Top 15%
KM Konica Minolta: 4 patents #503 of 1,361Top 40%
Canon: 3 patents #11,241 of 19,416Top 60%
TK Thermos K.K.: 3 patents #5 of 26Top 20%
NS Nippon Sanso: 3 patents #53 of 243Top 25%
BF Bridgestone Firestone: 2 patents #75 of 276Top 30%
SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
Pioneer: 1 patents #1,107 of 1,730Top 65%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
SA Showa Aluminum: 1 patents #122 of 253Top 50%
TE Teac: 1 patents #255 of 440Top 60%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
YA Yokohama Aeroquip: 1 patents #2 of 13Top 20%
TL Toyota Central R&D Labs: 1 patents #823 of 1,657Top 50%
KE Kokusai Electric: 1 patents #344 of 583Top 60%
TI Toyota Industries: 1 patents #904 of 1,610Top 60%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
KR Krosaki: 1 patents #9 of 43Top 25%
LG Lion Group: 1 patents #229 of 587Top 40%
BL Bridgestone Tire Company Limited: 1 patents #196 of 438Top 45%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
HC Hoden Seimitsi Kako Kenkyusho Co.: 1 patents #16 of 36Top 45%
Overall (All Time): #5,402 of 4,157,543Top 1%
160
Patents All Time

Issued Patents All Time

Showing 76–100 of 160 patents

Patent #TitleCo-InventorsDate
6258234 Air fuel ratio sensor Michihiro Yamakawa, Masanori Fukutani, Toshihiro Sakawa, Nobuyuki Tsuji, Minoru Ohta 2001-07-10
6229162 Planar-type avalanche photodiode 2001-05-08
6222372 Structure of gas sensor Kenji Fukaya, Masanobu Yamauchi, Hirokazu Yamada, Takashi Kojima 2001-04-24
6214186 Gas sensor having improved structure for installation of protective cover Takashi Kojima, Hirokazu Yamada 2001-04-10
6210641 Air-fuel ratio control system and gas sensor for engines Jun Yamada, Kenji Kanehara, Motomasa Iizuka, Takeshi Mizobuchi, Hidetaka Hayashi +2 more 2001-04-03
6187477 Lithium secondary battery and cathode composition therefor Hiroshi Horiuchi, Kensuke Yoshida, Tsutomu Miyashita, Tamotsu Yamamoto, Masami Tsutsumi 2001-02-13
6178806 Air fuel ratio sensor and method for assembling the same Masanori Fukutani, Nobuyuki Tsuji, Minoru Ohta 2001-01-30
6136475 Lithium secondary battery and cathode composition therefor Masami Tsutsumi, Hiroshi Horiuchi, Tamotsu Yamamoto, Tsutomu Miyashita 2000-10-24
6104047 Avalanche photodiode with thin built-in depletion region 2000-08-15
6080443 Method for production of microcapsule type conductive filler Hiroaki Date, Makoto Usui, Yuko Hozumi 2000-06-27
6055972 Air fuel ratio control apparatus having air-fuel ratio control point switching function Masaya Fujimoto, Minoru Ohta, Makoto Nakae, Naoto Miwa, Hiromi Sano +1 more 2000-05-02
6045975 Photosensitive, heat-resistant resin composition for forming patterns Motoaki Tani, Eiji Horikoshi, Shoichi Miyahara, Takashi Ito, Makoto Sasaki 2000-04-04
6013419 Process for using photosensitive, heat-resistant resin composition to form patterns Motoaki Tani, Eiji Horikoshi, Shoichi Miyahara, Takashi Ito, Makoto Sasaki 2000-01-11
5972807 Photosensitive, heat-resistant resin composition and process for using same to form patterns as well as polymeric composite and production process thereof Motaki Tani, Eiji Horikoshi, Shoichi Miyahara, Takashi Ito, Makoto Sasaki 1999-10-26
5956841 Assembling method for a heater-equipped air-fuel ratio sensor Michihiro Yamakawa, Masanori Fukutani 1999-09-28
5900129 Oxygen concentration sensor Nobuyuki Tsuji, Takashi Kojima, Masahiro Hamaya, Minoru Ohta, Naoto Miwa 1999-05-04
5886646 Data display system based on a paging signal Ken Watanabe, Yoshichika Watanabe, Osamu Furuya, Yuzo Miura 1999-03-23
5874664 Air fuel ratio sensor and method for assembling the same Michihiro Yamakawa, Masanori Fukutani, Toshihiro Sakawa, Nobuyuki Tsuji, Minoru Ohta 1999-02-23
5862436 Fixing apparatus and method for electrophotographic apparatus including temperature detecting mechanism for heat roller Katsumi Ishizawa, Shuho Yokokawa, Satoshi Aita, Hidenori Takayasu, Hiroshi Udo 1999-01-19
5830339 Gas concentration detector Masahiro Shibata, Tomio Sugiyama, Syuichi Nakano, Shinichiro Imamura 1998-11-03
5805953 Method and apparatus for indicating time for exchanging toner recovery container of electrographic apparatus Toru Kikuchi, Shuho Yokokawa, Satoshi Aita, Hidenori Takayasu 1998-09-08
5770835 Process and apparatus and panel heater for soldering electronic components to printed circuit board Seiki Sakuyama, Hiroki Uchida 1998-06-23
5731106 Electrolytic solution for lithium secondary battery and lithium secondary battery using the same Masami Tsutsumi, Hiroshi Horiuchi, Tsutomu Miyashita 1998-03-24
5707504 Oxygen concentration detector Kouji Jyouno 1998-01-13
5688390 Oxygen concentration sensor Masanobu Yamauchi, Toshihiro Sakawa 1997-11-18