KT

Kazumasa Tsukamoto

AC Aisin Aw Co.: 111 patents #1 of 2,011Top 1%
TO Toyota: 25 patents #786 of 26,838Top 3%
AI Aisin-Warner: 4 patents #32 of 98Top 35%
AC Aishin Aw Co.: 3 patents #5 of 45Top 15%
UN Unknown: 2 patents #12,644 of 83,584Top 20%
EC Equos Research Co.: 1 patents #34 of 97Top 40%
KR Kabushikikaisha Equos Research: 1 patents #52 of 103Top 55%
AK Aisin-Warner K.K.: 1 patents #10 of 20Top 50%
📍 Toyota, JP: #8 of 316 inventorsTop 3%
Overall (All Time): #9,675 of 4,157,543Top 1%
122
Patents All Time

Issued Patents All Time

Showing 26–50 of 122 patents

Patent #TitleCo-InventorsDate
6135912 Automatic transmission for a vehicle Masahiro Hayabuchi, Satoru Kasuya, Masaaki Nishida, Kenji Gotou, Tomochika Inagaki +1 more 2000-10-24
6128565 Hydraulic control system for automatic transmission Hiroshi Tsutsui, Takao Taniguchi, Masaaki Nishida, Yoshihisa Yamamoto, Masao Saito 2000-10-03
6120410 Automatic transmission for vehicle Takao Taniguchi, Masahiro Hayabuchi, Satoru Kasuya, Hiroshi Katou, Masaaki Nishida +1 more 2000-09-19
6110069 Automatic transmission for vehicle Takao Taniguchi, Masahiro Hayabuchi, Masaaki Nishida, Satoru Kasuya, Akitoshi Kato +1 more 2000-08-29
6096988 Neutral start switch Kozo Mandokoro, Masahiko Ando, Toshiya Morishita, Munetaka Torii 2000-08-01
6098005 Vehicle transmission controller for changing gear ratios in accordance with road features Masao Kawai, Hideki Aruga 2000-08-01
6068576 Hydraulic control system for automatic transmission Hiroshi Tsutsui, Takao Taniguchi, Masaaki Nishida, Yoshihisa Yamamoto, Masao Saito +2 more 2000-05-30
5964335 Parking device for automatic transmission Takao Taniguchi, Fumitomo Yokoyama, Kazuhisa Ozaki, Akihiro Kuroyanagi, Akihito Hongoya +8 more 1999-10-12
5961418 Infinitely variable transmission Takao Taniguchi, Shoichi Miyagawa, Shiro Sakakibara, Takeshi Inuzuka, Masashi Hattori +1 more 1999-10-05
5961419 Lubricant control apparatus for automatic transmission Takayuki Hisano, Masahiro Hayabuchi, Satoru Kasuya 1999-10-05
5957800 Shift control system for automatic transmission Hidehiro Oba, Kagenori Fukumura, Yasuo Hojo, Atsushi Tabata, Hiromichi Kimura +5 more 1999-09-28
5951433 Automatic transmission Masahiro Hayabuchi, Mitsutaka ITO, Takuya Ogino, Akitoshi Kato, Tokuyuki Takahashi +1 more 1999-09-14
5935041 Automatic transmission with anti-rollback band brake pressure control Masahiro Hayabuchi, Satoru Kasuya, Takayuki Hisano, Atsuki Ikeda 1999-08-10
5931885 Hydraulic control system for an automatic transmission Takayuki Kubo, Masaaki Nishida, Yoshihisa Yamamoto, Akitomo Suzuki, Hiroshi Tsutsui 1999-08-03
5911646 Control apparatus for automatic transmission Hiroshi Tsutsui, Masahiro Hayabuchi, Masaaki Nishida, Yoshihisa Yamamoto, Akitomo Suzuki 1999-06-15
5908461 Control system for automatic transmission Yoshikazu Sakaguchi, Muneo Kusafuka, Masao Saito, Masamichi Unoki, Junichi Nishimura 1999-06-01
5908370 Hydraulic control system using a torque allotment ratio to determine engagement pressures for an engaging and a disengaging frictional element during a shift in an automatic transmission Takayuki Kubo, Masaaki Nishida, Yoshihisa Yamamoto, Akitomo Suzuki, Hiroshi Tsutsui 1999-06-01
5908096 Hydraulic servo unit for vehicular power transmission system Masahiro Hayabuchi, Masaaki Nishida, Akitoshi Kato, Satoru Kasuya, Nobutada Sugiura +1 more 1999-06-01
5890988 Automatic transmission for vehicle with reverse gear brake Satoru Kasuya, Nobutada Sugiura, Masahiro Hayabuchi, Masaaki Nishida 1999-04-06
5881858 Hydraulic servo-mechanism for an automatic transmission Masahiro Hayabuchi, Masaaki Nishida, Akitoshi Kato, Katsuyuki Tanahashi 1999-03-16
5876300 Vehicular automatic transmission Shuzo Moroto, Takao Taniguchi, Shoichi Miyagawa, Masahiro Hayabuchi, Masaaki Nishida +3 more 1999-03-02
5853344 Automatic transmission Masahiro Hayabuchi, Masaaki Nishida, Kengo Nomura, Takashi Morimoto 1998-12-29
5846152 Continuously variable transmission Takao Taniguchi, Shoichi Miyagawa, Shiro Sakakibara, Takeshi Inuzuka, Masashi Hattori +1 more 1998-12-08
5846155 Vehicular drive unit Takao Taniguchi, Shoichi Miyagawa, Shigeo Tsuzuki, Satoru Tanaka, Takeshi Inuzuka +2 more 1998-12-08
5842950 Control apparatus for automatic transmissions Hiroshii Tsutsui, Masahiro Hayabuchi, Takayuki Hisano 1998-12-01