TT

Tatsuhiko Takahashi

Mitsubishi Electric: 56 patents #99 of 25,717Top 1%
GK G-C Toshi Kogyo: 2 patents #4 of 17Top 25%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
MD Mitsubisih Denki: 1 patents #26 of 381Top 7%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
Overall (All Time): #36,802 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 51–62 of 62 patents

Patent #TitleCo-InventorsDate
5659134 Method for detecting abnormalities in a crank angle sensor and apparatus for detecting abnormalities in a crank angle sensor Toru Tanaka 1997-08-19
5560202 Exhaust gas cleaner system for an internal combustion engine with catalytic converter supplied with secondary air Yasuhiko Hosoya, Hirofumi Ohuchi 1996-10-01
5519992 Exhaust gas purification system for internal combustion engine, and apparatus and method for controlling the same Yasuhiko Hosoya, Hirofumi Ohuchi 1996-05-28
5517848 Exhaust gas purification system for internal combustion engine, and apparatus and method for controlling the same Yasuhiko Hosoya, Hirofumi Ohuchi 1996-05-21
5469831 Fuel supply control system for an automotive engine 1995-11-28
5459999 Exhaust gas cleaner system for an internal combustion engine with catalytic converter supplied with secondary air Yasuhiko Hosoya, Hirofumi Ohuchi 1995-10-24
5425235 Apparatus for purifying engine exhaust gas Yasuhiko Hosoya, Toshiki Kuroda, Mutsuo Sekiya 1995-06-20
5348131 Drive unit of conveyor Yukihiro Yamaguchi, Chuichi Saito, Tomomi Haraguchi 1994-09-20
5254604 Light polymerizable resin compositions for the preparation of clasp patterns Hiroshi Mori, Akira Hasegawa 1993-10-19
5204805 Casing assembly for electronic equipment Masaaki Taguchi, Minoru Murayama, Fumio Watanabe 1993-04-20
5063255 Photopolymerizable type resin compositions for dental purposes Akira Hasegawa, Hiroshi Mori, Yasuyuki Sano 1991-11-05
5025896 Elevator control apparatus Noboru Arabori, Hideaki Takahashi, Yoshio Sakai, Masao Nakazato, Masakatsu Tanaka +3 more 1991-06-25