HT

Hideo Tatsumi

HI Hitachi: 15 patents #2,636 of 28,497Top 10%
HC Hitachi Car Engineering Co.: 2 patents #204 of 465Top 45%
Overall (All Time): #327,899 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
6404086 Anisotropic magnet brushless motor having a rotor with elastic insulating support structure Yoshinori Fukasaku, Mitsuaki Mirumachi 2002-06-11
6032879 Fuel injector for use in internal combustion engine Yasunaga Hamada, Kenichi Gunji, Yukihiro Yoshinari 2000-03-07
4413717 Electromagnetic clutch and method of manufacture Hisanobu Kanamaru, Kosaku Sayo, Moisei Okabe 1983-11-08
4392296 Method of joining two metal members Hisanobu Kanamaru, Akira Tohkairin, Naotatsu Asahi, Mitsuo Haginoya 1983-07-12
4377762 Rotary electric machine rotor and a method of manufacturing the same Hisanobu Kanamaru, Akira Tohkairin, Moisei Okabe, Ryoji Kasama 1983-03-22
4376333 Method of joining members of metal by forced insertion Hisanobu Kanamaru, Moisei Okabe, Akira Tohkairin 1983-03-15
4370793 Method of coupling two metallic members Hisanobu Kanamaru, Moisei Okabe, Akira Tohkairin 1983-02-01
4339873 Method of making rotor of rotary machines Hisanobu Kanamaru, Moisei Okabe, Akira Tohkairin, Ryoji Kasama 1982-07-20
4335496 Method of coupling two concentrically disposed members Hisanobu Kanamaru, Akira Tohkairin, Moisei Okabe 1982-06-22
4325678 Hydraulic pressure producing system for a hydraulic press Hisanobu Kanamaru, Moisei Okabe, Akira Tohkairin, Takuzo Kurosawa 1982-04-20
4305198 Method of making an electromagnetic clutch Hisanobu Kanamaru, Kosaku Sayo, Moisei Okabe 1981-12-15
4306167 Flywheel magneto rotor and manufacture method thereof Tosio Tomite, Nobuhiko Ogasawara, Hisanobu Kanamaru 1981-12-15
4295553 Electromagnetic clutch Kosaku Sayo, Atsushi Suginuma, Hisanobu Kanamaru 1981-10-20
4290295 Method of making V-grooved pulley assembly Hisanobu Kanamaru, Akira Tohkairin, Kosaku Sayo 1981-09-22
4249298 Method for connecting two members Hisanobu Kanamaru, Moisei Okabe, Akira Tohkairin 1981-02-10