TO

Toshikazu Okada

KO Komatsu: 15 patents #58 of 2,087Top 3%
IE Ishizuka Electronics: 2 patents #4 of 11Top 40%
KS Komatsu Shisakusho: 2 patents #235 of 885Top 30%
KC Kansai Paint Co.: 2 patents #263 of 822Top 35%
SI Sumitomo Rubber Industries: 1 patents #1,096 of 1,637Top 70%
📍 Ebeye: #161 of 4,528 inventorsTop 4%
Overall (All Time): #198,151 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
7556586 Shift control device and shift control method for vehicle Tomohiro Nakagawa, Shigeru Yamamoto, Shunji Oka 2009-07-07
7448976 Speed-changing device Hikosaburo Hiraki, Takashi Kuse, Shigeru Yamamoto, Naoki Ishizaki 2008-11-11
7416503 Speed-changing device Hikosaburo Hiraki, Takashi Kuse, Shigeru Yamamoto, Naoki Ishizaki 2008-08-26
7267634 Drive device for working vehicle and method of controlling the drive of working vehicle Tomohiro Nakagawa, Shigeru Yamamoto, Shunji Oka 2007-09-11
7195580 Vehicle control system Masahiro Funato, Shigeru Yamamoto, Tomohiro Nakagawa 2007-03-27
7121970 Control system for a hydro-mechanical transmission Masahiro Funato, Shigeru Yamamoto, Tomohiro Nakagawa 2006-10-17
7081068 Transmission system for work vehicle Tomohiro Nakagawa, Shigeru Yamamoto 2006-07-25
6937931 Vehicle control system Masahiro Funato, Shigeru Yamamoto, Tomohiro Nakagawa 2005-08-30
6844029 Photocurable primer composition and coating method by use of the same Shinji Tomita, Tsutomu Nagasao, Hajime Sukejima, Takao Matoba 2005-01-18
6821569 Repair coating method Takashi Wakimoto, Takao Matoba, Tsutomu Nagasao 2004-11-23
6481506 Dual tilt control system for work vehicle Ikuo Kita 2002-11-19
6474426 Steering method and steering system for tracklaying vehicle Shigeru Yamamoto, Hisao Asada, Tomohiro Nakagawa, Ikuo Kita 2002-11-05
6367972 Non-contact temperature sensor with temperature compensating heat sensitive elements on plastic film Jun Kamiyama, Shinichi Saito, Toshiyuki Nojiri, Kenichi Hiroe 2002-04-09
6349882 Controlling device for hydraulically operated cooling fan Ikuo Kita, Atsushi Uemura, Shigeru Yamamoto, Tomohiro Nakagawa 2002-02-26
6348650 Thermopile infrared sensor and process for producing the same Haruyuki Endo, Takeshi Fuse, Tadashi Matsudate, Yasutaka Tanaka 2002-02-19
6277050 Engine speed control system for work vehicle Tomohiro Nakagawa 2001-08-21
5983151 Tractive force control apparatus and method for construction equipment Hidekazu Nagase, Shigeru Yamamoto, Noriaki Namiki, Nobuhisa Kamikawa 1999-11-09
5862868 Bulldozer blade pitch control method and controller for the same Shigeru Yamamoto, Nobuhisa Kamikawa, Noriaki Namiki 1999-01-26
5620053 Blade apparatus and its control method in bulldozer Nobuhisa Kamikawa, Hidekazu Nagase, Naomi Kobayashi, Hiroshi Itogawa, Noriaki Namiki +2 more 1997-04-15
5569109 Geared steering device for crawler vehicle and control system therefor 1996-10-29
5558590 Geared steering device for crawler vehicle and control unit therefor Hiroshi Itogawa, Hidekazu Nagase 1996-09-24
5328533 Bead apex applying method and device Osamu Yasuno, Kouji Tsukamoto, Yukihisa Tanaka, Yoshiaki Nakajima 1994-07-12