TT

Toshifumi Takaoka

TO Toyota: 25 patents #786 of 26,838Top 3%
SO Sony: 7 patents #6,034 of 25,231Top 25%
📍 Susono, JP: #79 of 1,238 inventorsTop 7%
Overall (All Time): #113,620 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
6173569 Catalyst deterioration detecting apparatus for internal combustion engine Masaki Kusada, Katsuhiko Hirose, Hiroshi Kanai, Toshio Inoue, Takahiro Nishigaki +1 more 2001-01-16
6166449 Power output apparatus having a battery with a high charge-discharge efficiency Yukio Kinugasa, Kouji Yoshizaki, Yoshiaki Taga, deceased, by Shigeo Taga, heir, by Takiko Taga, heiress 2000-12-26
5991683 Power output apparatus and method of controlling the same Takahiro Nishigaki, Masakiyo Kojima, Hiroshi Kanai, Kenichi Nagase, Shinichi Abe +3 more 1999-11-23
5783160 Method for purifying combustion exhaust gas Yukio Kinugasa, Kouhei Igarashi, Takaaki Itou, Michihiro Ohashi, Koji Yokota 1998-07-21
5746052 Exhaust gas purification device for an engine Yukio Kinugasa, Kouhei Igarashi, Takaaki Itou, Takehisa Yaegashi 1998-05-05
5740669 Exhaust gas purification device for an engine Yukio Kinugasa, Kouhei Igarashi, Takaaki Itou 1998-04-21
5708535 Lens mirror cylinder having two movable lenses and a diaphragm unit Shinichi Orimo, Kenji Hirano, Kunio Nakazato, Ryosuke Tsuru 1998-01-13