IS

Isao Sato

HI Hitachi: 29 patents #976 of 28,497Top 4%
KT Kabushiki Kaisha Toshiba: 8 patents #3,802 of 21,451Top 20%
TO Toyota: 7 patents #4,145 of 26,838Top 20%
AC Alps Electric Co.: 6 patents #306 of 2,177Top 15%
TC Tokyo Ohka Kogyo Co.: 4 patents #253 of 684Top 40%
NC Nippon Seiko Co.: 3 patents #40 of 315Top 15%
AL A&D Company, Limited: 2 patents #15 of 79Top 20%
SC Sumitomo Osaka Cement Co.: 2 patents #133 of 327Top 45%
TK Terumo Kabushiki Kaisha: 2 patents #599 of 1,558Top 40%
KU Keio University: 2 patents #97 of 781Top 15%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
RE Rexroth: 1 patents #5 of 19Top 30%
RT Rudolph Technologies: 1 patents #70 of 136Top 55%
TT Terumo Kabushiki Kaisha, Trading As Terumo: 1 patents #2 of 10Top 20%
TO Tokico: 1 patents #164 of 359Top 50%
TC Toshiba Heating Appliances Co.: 1 patents #9 of 30Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
WU Waseda University: 1 patents #116 of 411Top 30%
TI Toyota Industries: 1 patents #505 of 955Top 55%
AI Aisin: 1 patents #310 of 1,000Top 35%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
AC Alps Green Devices Co.: 1 patents #24 of 37Top 65%
AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
AC Asai Germanium Research Institute Co.: 1 patents #20 of 39Top 55%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
NI Nikon: 1 patents #1,647 of 2,493Top 70%
NO Noritz: 1 patents #135 of 228Top 60%
RC Rca: 1 patents #895 of 1,739Top 55%
Overall (All Time): #21,137 of 4,157,543Top 1%
83
Patents All Time

Issued Patents All Time

Showing 51–75 of 83 patents

Patent #TitleCo-InventorsDate
5040148 Semiconductor memory device with address transition actuated dummy cell Hiroto Nakai, Hiroshi Iwahashi, Kazuhisa Kanazawa, Shigeru Kumagai 1991-08-13
5024055 Device for detecting combustion conditions in combustors Seiichi Kirikami, Akira Shimura, Fumiyuki Hirose, Hiroshi Inose, Haruo Urushidani +1 more 1991-06-18
5016443 Fuel-air premixing device for a gas turbine Nobuo Shimizu, Michio Kuroda, Seiichi Kirikami, Osamu Arai 1991-05-21
4983861 Semiconductor integrated circuit with an input buffer circuit for preventing false operation caused by power noise Shinichi Kikuchi, Hiroshi Iwahashi, Hideo Kato 1991-01-08
4915506 Apparatus for drying material which is mixed with a solvent Antonius M. Van Aken 1990-04-10
4907406 Combined gas turbine plant Seiichi Kirikami, Fumiyuki Hirose, Osamu Arai, Nobuyuki Iizuka 1990-03-13
4898001 Gas turbine combustor Michio Kuroda, Yoji Ishibashi, Yoshihiro Uchiyama, Takashi Ohmori, Shigeyuki Akatsu +3 more 1990-02-06
4874259 Bearing device assembly Nobuhiko Miyake, Souji Nishida 1989-10-17
4864123 Apparatus for detecting the level of an object surface Hideo Mizutani, Masato Shibuya 1989-09-05
4831592 Nonvolatile semiconductor memory device Hiroto Nakai, Hiroshi Iwahashi, Masamichi Asano, Shigeru Kumagai, Kazuto Suzuki 1989-05-16
4819212 Nonvolatile semiconductor memory device with readout test circuitry Hiroto Nakai, Hiroshi Iwahashi, Masamichi Asano, Shigeru Kumagai, Kazuto Suzuki 1989-04-04
4772628 Organogermanium compound and antitumor agent composed mainly of this compound Norihiro Kakimoto, Nobuo Tanaka, Katsuyuki Sato 1988-09-20
4766721 Combustor for gas turbine Nobuyuki Iizuka, Yoji Ishibashi, Fumiyuki Hirose, Hiroshi Inose, Katsukuni Hisano +4 more 1988-08-30
4756780 Ventilating needle and method of manufacturing the same 1988-07-12
4721495 Autotensioner Yoshiro Kan, Toshiki Watanabe 1988-01-26
4704869 Gas turbine combustor Nobuyuki Iizuka, Fumiyuki Hirose, Yoji Ishibashi 1987-11-10
4697498 Direction control valve fitted with a flow control mechanism Seiji Yoshikawa, Shigenori Nakayama, Mitsuhiro Amazaki 1987-10-06
4683715 Method of starting gas turbine plant Nobuyuki Iizuka, Katsukuni Hisano, Ryoichiro Oshima, Katsuo Wada, Fumiyuki Hirose +4 more 1987-08-04
4677822 Gas turbine combustor Nobuyuki Iizuka, Katsukuni Hisano, Katsuo Wada, Masashi Kunihiro, Fumiyuki Hirose +4 more 1987-07-07
4678292 Curved structure and method for making same Kazuo Miyatani 1987-07-07
4675017 Ventilating needle and method of manufacturing the same 1987-06-23
4671069 Combustor for gas turbine Yoji Ishibashi, Zensuke Tamura, Takashi Ohmori, Yoshimitsu Minakawa, Hidekazu Fujimura +1 more 1987-06-09
4655764 Medical needle assembly and medical device incorporating the same 1987-04-07
4625534 Crimp cutter blade Saburo Hemmi 1986-12-02
4603548 Method of supplying fuel into gas turbine combustor Yoji Ishibashi, Fumio Kato, Takashi Ohmori, Noriyuki Hayashi 1986-08-05