TK

Toshiharu Kumagai

Honda Motor Co.: 6 patents #3,726 of 21,052Top 20%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
📍 Torrance, CA: #342 of 2,137 inventorsTop 20%
🗺 California: #82,707 of 386,348 inventorsTop 25%
Overall (All Time): #736,487 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9457680 Vehicle-to-grid control Satoru Shinzaki 2016-10-04
9114699 Hybrid drive apparatus Yasuhito TAKEI, Yoshikazu Tanaka, Ken Hayasaka, Masahiro Yoshizawa 2015-08-25
7037237 Car control apparatus and control method Hiroshi Sakamoto, Takashi Okada, Tetsuo Matsumura, Isamu Sunaga, Sunao Ishihara 2006-05-02
7013746 Control method and control apparatus of automatic transmission Tetsuo Matsumura, Takashi Okada, Hiroshi Sakamoto, Sunao Ishihara, Isamu Sunaga 2006-03-21
6895832 Power transmission system Sunao Ishihara, Kenji Matsuda, Isamu Sunaga 2005-05-24
6736020 Changing system in manual transmission Shigeru Koyama, Sunao Ishihara 2004-05-18
6318501 Transmission lubrication arrangement Hideo Udou, Kyoji Kitajima, Kiyokazu Ohkubo 2001-11-20