SM

Shigeki Morinaga

HI Hitachi: 53 patents #249 of 28,497Top 1%
HC Hitachi Engineering Co.: 6 patents #17 of 572Top 3%
HC Hitachi Industrial Equipment Systems Co.: 2 patents #215 of 550Top 40%
TI Texas Instruments: 2 patents #5,248 of 12,488Top 45%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
JC Japan Servo Co.: 1 patents #92 of 161Top 60%
HC Hitachi Automotive Engineering Co.: 1 patents #156 of 314Top 50%
Overall (All Time): #42,053 of 4,157,543Top 2%
58
Patents All Time

Issued Patents All Time

Showing 51–58 of 58 patents

Patent #TitleCo-InventorsDate
4367520 Method and apparatus for controlling pulse width modulation inverter circuit Nobuyoshi Muto, Yasuo Matsuda, Yasuyuki Sugiura 1983-01-04
4347536 Rotary cylinder apparatus Kunio Miyashita, Tadashi Takahashi 1982-08-31
4346434 Apparatus for controlling an electric motor 1982-08-24
4336475 Slotless brushless motor Kunio Miyashita, Tadashi Takahashi, Takeo Maeda, Seizi Yamashita 1982-06-22
4277829 Error preventing device for an electronic engine control apparatus Hiroastu Tokuda, Hideo Nakamura 1981-07-07
4276601 Electronic engine control apparatus Hiroatsu Tokuda, Hideo Nakamura 1981-06-30
4233919 Sewing machine protection apparatus Tadashi Takahashi 1980-11-18
4195585 Protection apparatus for electric sewing mechine Tadashi Takahashi 1980-04-01