HY

Hirohisa Yamamura

HI Hitachi: 3 patents #145 of 3,149Top 5%
HC Hitachi Automotive Engineering Co.: 1 patents #4 of 46Top 9%
Overall (1994): #12,650 of 165,921Top 8%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5345155 Control system for electric vehicle Ryoso Masaki, Yuusuke Takamoto, Sanshiro Obara, Hiroyuki Yamada 1994-09-06
5309073 Electric vehicle control device Satoru Kaneko, Ryoso Masaki, Sanshiro Obara, Tsutomu Ohmae, Yuusuke Takamoto 1994-05-03
5304912 Control apparatus for induction motor Kenzo Kajiwara, Hiroshi Hamano, Ryoso Masaki 1994-04-19