ST

Shigekazu Tanaka

Honda Motor Co.: 14 patents #1,210 of 21,052Top 6%
KC Kokuyo Co.: 3 patents #32 of 136Top 25%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #254,450 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
10598056 Internal combustion engine Keijiro Koide 2020-03-24
8408171 Variable stroke engine assembly Akinori Maezuru, Taichi Yoshikawa, Keitaro Nakanishi 2013-04-02
8261703 Variable stroke engine Taichi Yoshikawa, Jiro Fujimoto, Keitaro Nakanishi, Noriaki Fujii, Akinori Maezuru 2012-09-11
8015955 Variable stroke Akinori Maezuru, Taichi Yoshikawa 2011-09-13
7234424 Variable stroke-characteristic engine for vehicle Taichi Yoshikawa, Koichi Eto, Hisashi Sato, Akinori Maezuru 2007-06-26
6966479 Stapler Katsuaki Furukawa, Syuro Osato 2005-11-22
6929880 Square cell container and method of manufacturing the cell container Katsuhiko Mori, Susumu Kitaoka, Shoji Yamashita 2005-08-16
6729423 Hybrid vehicle propulsion apparatus Makoto Kobayashi, Taiji Maruyama 2004-05-04
6615781 Overhead camshaft type valve train for internal combustion engine Toshiyuki Sato, Naoki Takahara 2003-09-09
6485242 Construction for closing a through hole in a magnesium alloy case Kazuo Kikawa, Kazuhiro Washizu 2002-11-26
6481517 Hybrid vehicle propulsion apparatus Makoto Kobayashi, Taiji Maruyama 2002-11-19
6158402 Engine block structure in multi-cylinder engine Takashi Taguchi, Sigemi Kobayashi, Toshinari Sonoda, Atsushi Iwamoto, Hirokazu Osaki +6 more 2000-12-12
6138620 Valve operating system in an internal combustion engine Hirotomi Nemoto, Tetsuya Ishiguro, Takeshi Gomi, Yuichi Shimasaki, Hidetoshi Ohishi 2000-10-31
6023893 Movable partition wall 2000-02-15
6016779 Valve operating system in internal combustion engine Hirotomi Nemoto, Shigemasa Kajiwara, Katsuaki Shiiki, Takeshi Gomi, Tetsuya Ishiguro 2000-01-25
5901679 Engine for vehicle Takashi Taguchi, Shigemasa Kajiwara, Masashi Murata, Atsushi Iwamoto, Toshinari Sonoda +4 more 1999-05-11
5845614 Valve operating system in internal combustion engine Shigemasa Kajiwara, Junji Yamano, Katsuaki Shiiki, Keiji Miura 1998-12-08
5809715 Panel 1998-09-22