HN

Hisakazu Ninomiya

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
HC Hitachi Keiyo Engineering Co.: 3 patents #27 of 115Top 25%
📍 Funabashi, JP: #183 of 1,104 inventorsTop 20%
Overall (All Time): #665,387 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6194856 Motor driving apparatus including a modularized current control circuit and method of controlling the same Sumio Kobayashi, Makoto Takase 2001-02-27
4788482 Position correcting control system for servomechanism device Kyozo Tachibana, Toshihiko Sakai, Hisaaki Hirabayashi, Koichi Sugimoto, Hiroshi Sugai 1988-11-29
4733070 Rotational information output device Tadashi Ookawa, Hiroyuki Tomita, Masataka Yahara, Masaharu Muramatu, Sumio Kobayashi +1 more 1988-03-22
4656401 Load drive apparatus Hiroyuki Tomita, Jyun Mochizuki, Kazuyuki Nakagawa 1987-04-07
4611158 Method and apparatus for controlling PWM inverter Hiroshi Nagase, Yasuo Matsuda 1986-09-09
4532464 Control apparatus for induction motor Sadayuki Igarashi, Hiroshi Nagase, Sumio Kobayashi, Hiroyuki Tomita 1985-07-30
4516065 Control apparatus for AC motors Satoshi Ibori, Hiroshi Nagase, Sadayuki Igarashi, Hiroshi Sugai 1985-05-07
4451771 Apparatus for controlling AC motor Hiroshi Nagase, Satoshi Ibori 1984-05-29