HK

Hisasi Kawai

NS Nippon Soken: 107 patents #2 of 1,540Top 1%
TO Toyota: 40 patents #306 of 26,838Top 2%
NC Nippondenso Co.: 8 patents #238 of 3,479Top 7%
Overall (All Time): #12,258 of 4,157,543Top 1%
109
Patents All Time

Issued Patents All Time

Showing 26–50 of 109 patents

Patent #TitleCo-InventorsDate
4550308 Signal converting apparatus Norihito Tokura, Tokio Kohama, Kenji Kanehara 1985-10-29
4546338 Rotary driving apparatus Takaharu Idogaki, Tooru Kosuda, Kyo Hattori, Kazuhiro Sakurai 1985-10-08
4540905 Electromagnetic driving device Seiji Morino 1985-09-10
4537172 Fuel supply control apparatus for an internal-combustion engine Kenji Kanehara, Tokio Kohama, Norihito Tokura 1985-08-27
4535735 Multi-gap spark ignition system Toru Yoshinaga, Toshihiko Igashira, Seiji Morino, Norihiko Nakamura 1985-08-20
4533847 Rotary drive apparatus with permanent magnets on the rotor and stator Takaharu Idogaki, Ikuo Hayashi, Kyo Hattori, Kazuhiro Sakurai 1985-08-06
4532798 Measurement of variations in internal combustion engine output Tokio Kohama, Hideki Obayashi, Toshikazu Ina, Takashi Shigematsu, Setsuo Tokoro 1985-08-06
4522177 Temperature compensated fuel injection system for internal combustion engines Toshikazu Ina, Toshihiko Igashira, Ken Nomura, Masakazu Yoshida, Takao Komoda +1 more 1985-06-11
4518882 Electromagnetic linear driving device Seiji Morino 1985-05-21
4517648 Torque variation detecting method and apparatus for internal combustion engine Toshikazu Ina, Tokio Kohama, Hideki Obayashi, Daisaku Sawada, Takashi Shigematsu 1985-05-14
4513721 Air-fuel ratio control device for internal combustion engines Toshikazu Ina, Hideki Obayashi, Tokio Kohama, Daisaku Sawada, Takashi Shigematsu 1985-04-30
4513626 Torque detector Hideki Obayashi, Tokio Kohama, Kimitaka Saito, Toshikazu Ina 1985-04-30
4512307 Fuel quantity control apparatus of supercharged diesel engine with safety measures Toshihiko Igashira, Takeshi Tanaka, Kenzi Iwamoto, Seiko Abe, Eiji Hashimoto 1985-04-23
4503713 Dual sensitivity torque detector Hideki Obayashi, Tokio Kohama, Kimitaka Saito, Toshikazu Ina 1985-03-12
4496134 Rotary solenoid actuator Takaharu Idogaki, Kyo Hattori, Kazuhiro Sakurai 1985-01-29
4491815 Rotary actuator Takaharu Idogaki, Kyo Hattori, Kazuhiro Sakurai 1985-01-01
4489695 Method and system for output control of internal combustion engine Tokio Kohama, Seizi Huzino, Hideki Obayashi, Tsuneyuki Egami 1984-12-25
4485626 Apparatus for controlling the ignition timing of an internal combustion engine having a turbocharger Koichi Moriguchi, Kenzi Iwamoto, Nobutaka Mizuno, Yasuhiro Ikuta 1984-12-04
4478185 Air-fuel ratio and ignition timing regulation by detecting engine running condition Hideki Obayashi, Tokio Kohama, Toshikazu Ina, Daisaku Sawada, Takashi Shigematsu 1984-10-23
4479068 Stepping motor device for changing the position of a rotating body Takaharu Idogaki, Kyo Hattori, Kazuhiro Sakurai 1984-10-23
4475388 Thermal flowmeter with temperature compensation Norihito Tokura, Tokio Kohama, Kenji Kanehara, Takayoshi Ito, Kazutaka Hasegawa 1984-10-09
4474149 Flow control valve apparatus Takaharu Idogaki, Kyo Hattori, Kazuhiro Sakurai 1984-10-02
4471655 Gas flow rate measuring apparatus Hideki Obayashi, Tokio Kohama, Tsuneyuki Egami 1984-09-18
4470392 Multi-gap spark ignition device for engine Toru Yoshinaga, Toshihiko Igashira, Seiji Morino, Norihiko Nakamura 1984-09-11
4471315 Differential amplifier circuit Norihito Tokura, Tsuneyuki Egami 1984-09-11