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 76–100 of 109 patents

Patent #TitleCo-InventorsDate
4384484 Gas flow measuring device Tokio Kohama, Hideki Obayashi, Tsuneyuki Egami 1983-05-24
4381757 Continuous type ignition device for an internal combustion engine Seiji Morino, Norihito Tokura 1983-05-03
4363210 Exhaust gas purifying system for internal combustion engines Kazuhiro Sakurai, Muneaki Matsumoto 1982-12-14
4361164 Method of driving solenoid-operated proportional control valve Yasuyuki Sakakibara, Kazuhiro Sakurai, Kyo Hattori 1982-11-30
4357927 Ignition device for a multi-cylinder internal combustion engine Toshihiko Igashira, Ken Nomura 1982-11-09
4357830 Gas flow measuring apparatus Tokio Kohama, Hideki Obayashi, Tsuneyuki Egami 1982-11-09
4356807 Ignition device for an internal combustion engine Norihito Tokura, Seiji Morino 1982-11-02
4356551 Knock detecting method Kazuo Iwase, Kunimasa Yoshimura, Toshimitsu Ito, Yoshiyasu Ito 1982-10-26
4350137 Ignition system for internal combustion engines Toru Yoshinaga, Toshihiko Igashira, Kouichi Mori, Seiji Morino 1982-09-21
4345737 Linear solenoid valve actuation device Kazuhiro Sakurai, Muneaki Matsumoto 1982-08-24
4345228 Rotary actuator Takaharu Idogaki, Takeshi Matsui, Kyo Hattori, Kazuhiro Sakurai 1982-08-17
4334422 Knock detecting apparatus Hidetaka Nohira, Kunimasa Yoshimura 1982-06-15
4332165 Gas flow measuring device Tsuneyuki Egami, Tokio Kohama, Hideki Obayashi 1982-06-01
4328771 Starting assist system for diesel engines Seiji Morino, Akira Fukami, Hiroshi Hamaguchi 1982-05-11
4324217 Electronically controlled ignition for internal combustion engines Toshikazu Ina 1982-04-13
4322799 Exhaust gas recirculation valve control system and method Tokio Kohama, Takeshi Matsui, Akira Nishimatsu, Toshikazu Ina, Hidetaka Nohira +1 more 1982-03-30
4304129 Gas flow measuring apparatus Tsuneyuki Egami, Tokio Kohama, Hideki Obayashi 1981-12-08
4285322 Apparatus for controlling an ignition coil of an internal combustion engine Toshikazu Ina, Takeshi Matsui 1981-08-25
4276773 Gas flow measuring apparatus Tsuneyuki Egami, Tokio Kohama, Hideki Obayashi 1981-07-07
4275590 Gas flow measuring apparatus Tsuneyuki Egami, Tokio Kohama, Hideki Obayashi 1981-06-30
4271469 Method for detecting knocking in internal combustion engine Toshimitsu Ito, Masakatsu Sanada, Kazuo Iwase 1981-06-02
4268910 Method for controlling timing of spark ignition for an internal combustion engine by feedback related to the detection of knocking Norio Omori, Hideya Fujisawa, Yutaka Kawashima, Masakazu Ninomiya, Takeshi Matsui 1981-05-19
4261318 Ignition system for engines Toshihiko Igashira, Seiji Morino, Hitoshi Kanmura 1981-04-14
4257382 Electronic control system for internal combustion engines Takeshi Matsui, Tokio Kohama, Akira Nishimatsu, Toshikazu Ina, Hidetaka Nohira +1 more 1981-03-24
4250855 Electronic control system for carburetor Tokio Kohama, Takeshi Matsui, Akira Nishimatsu, Kiyoshi Kobashi, Toshikazu Ina +1 more 1981-02-17