TO

Tsutomu Ohmae

HI Hitachi: 2 patents #343 of 3,149Top 15%
📍 Ibaraki, JP: #55 of 576 inventorsTop 10%
Overall (1994): #17,171 of 165,921Top 15%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5355749 Control apparatus and control method for motor drive vehicle Sanshiro Obara, Ryoso Masaki, Toshiaki Okuyama, Keigo Naoi, Makoto Shioya 1994-10-18
5309073 Electric vehicle control device Satoru Kaneko, Ryoso Masaki, Sanshiro Obara, Yuusuke Takamoto, Hirohisa Yamamura 1994-05-03