YT

Yuusuke Takamoto

HI Hitachi: 14 patents #2,889 of 28,497Top 15%
HC Hitachi Automotive Engineering Co.: 1 patents #156 of 314Top 50%
HC Hitachi Car Engineering Co.: 1 patents #275 of 465Top 60%
Overall (All Time): #328,095 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6320349 Method of estimating field pole position of synchronous motor, motor controller, and electric vehicle Satoru Kaneko, Ryoso Masaki, Taizou Miyazaki, Sanshiro Obara 2001-11-20
6255798 Control apparatus for electric vehicle Sanshiro Obara, Ryoso Masaki, Eiichi Ohtsu, Hiroyuki Yamada 2001-07-03
6008617 Motor control device for high frequency AC driven motor Satoru Kaneko, Ryoso Masaki, Sanshiro Obara 1999-12-28
5994870 Method of estimating field pole position of synchronous motor, motor controlled, and electric vehicle Satoru Kaneko, Ryoso Masaki, Taizou Miyazaki, Sanshiro Obara 1999-11-30
5990657 Inverter system and control system for electric vehicle Ryoso Masaki, Satoru Kaneko, Fumio Tajima, Hiroshi Katada 1999-11-23
5914582 Permanent magnet synchronous motor controller and electric vehicle controller Ryoso Masaki, Hiroshi Katada, Sanshiro Obara 1999-06-22
5877607 Electric motor controller capable of performing stable current control during load disturbance and/or a regenerating mode Ryoso Masaki, Taizou Miyazaki, Satoru Kaneko, Sanshiro Obara 1999-03-02
5841263 Frequency dependent current control system for an AC motor Satoru Kaneko, Ryoso Masaki, Sanshiro Obara 1998-11-24
5726890 Control apparatus for electric vehicle Ryoso Masaki, Sanshiro Obara, Satoru Kaneko 1998-03-10
5631819 Power converter Ryoso Masaki, Takashi Ikimi, Hironori Ohashi, Seiji Ishida, Sanshiro Obara 1997-05-20
5467275 Control apparatus for electric vehicle Ryoso Masaki, Sanshiro Obara, Satoru Kaneko 1995-11-14
5345155 Control system for electric vehicle Ryoso Masaki, Sanshiro Obara, Hirohisa Yamamura, Hiroyuki Yamada 1994-09-06
5309073 Electric vehicle control device Satoru Kaneko, Ryoso Masaki, Sanshiro Obara, Tsutomu Ohmae, Hirohisa Yamamura 1994-05-03
5211056 Thermal type intake air flow measuring instrument Junichi Makino, Yutaka Nishimura, Tomoji Inui, Seiji Suda 1993-05-18
5107812 Thermal type intake air flow measuring instrument and internal combustion engine control apparatus using this measuring instrument Junichi Makino, Yutaka Nishimura, Tomoji Inui, Seiji Suda 1992-04-28