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 76–100 of 122 patents

Patent #TitleCo-InventorsDate
5674154 Hydraulic control system for automatic transmission Masahiko Ando, Akira Fukatsu, Toshiyuki Mae, Motoyuki Sakai, Tetsuo Hamajima +6 more 1997-10-07
5669846 Continuously variable transmission with control of switching between a high mode and a low mode Shuzo Moroto, Takao Taniguchi, Shoichi Miyagawa, Shiro Sakakibara, Takeshi Inuzuka +1 more 1997-09-23
5665027 Shift control system for automatic transmission Hidehiro Oba, Kagenori Fukumura, Yasuo Hojo, Atsushi Tabata, Hiromichi Kimura +5 more 1997-09-09
5662547 Continuously variable transmission Shuzo Moroto, Takao Taniguchi, Shoichi Miyagawa, Shiro Sakakibara, Takeshi Inuzuka +1 more 1997-09-02
5653660 Control system for automatic transmission Masahiro Hayabuchi, Masaaki Nishida, Yoshihisa Yamamoto 1997-08-05
5649880 Failsafe control system for automatic transmission Hiroshi Tsutsui, Masahiro Hayabuchi, Masaaki Nishida, Yoshihisa Yamamoto 1997-07-22
5630772 Control method and control system for automatic transmission Masahiro Hayabuchi, Masaaki Nishida, Yoshihisa Yamamoto, Muneo Kusafuka, Hiroshi Tsutsui +1 more 1997-05-20
5616094 Hydraulic control system for automatic transmission Masahiko Ando, Akira Fukatsu, Toshiyuki Mae, Motoyuki Sakai, Tetsuo Hamajima +6 more 1997-04-01
5605516 Oil pressure controller of automatic transmission Masahiko Ando, Akira Fukatsu, Tsuyoshi Mikami, Masato Kaigawa, Kagenori Fukumura +4 more 1997-02-25
5593365 Control system for automatic transmission Atsushi Tabata, Nobuyuki Takahashi, Takashi Ohta, Yasuo Hojo, Shinji Kasuga +3 more 1997-01-14
5591099 Shift mechanism for automatic transmission with lubricating means for one-way clutch Masahiro Hayabuchi, Masanori Kadotani, Satoru Kasuya 1997-01-07
5588927 Control system for automatic transmission Masahiko Ando, Masahiro Hayabuchi, Akira Fukatsu, Toshiyuki Mae, Masato Kaigawa +7 more 1996-12-31
5586954 Control system for automatic transmission Akihito Iwata, Kazuhiro Mikami, Masahiro Hayabuchi, Yoshihisa Yamamoto 1996-12-24
5583768 Shift control system for preventing engine racing Tetsuo Hamajima, Hidehiro Oba, Hiromichi Kimura, Masahiko Ando, Akira Fukatsu +2 more 1996-12-10
5579883 Automatic transmission Masahiro Hayabuchi, Masanori Kadotani, Satoru Kasuya 1996-12-03
5573478 Quick shift hydraulic control for a two stage jump shift Masahiko Ando, Masahiro Hayabuchi, Yoshihisa Yamamoto, Toshihiro Kano 1996-11-12
5558599 Drive to neutral shift control system Masahiro Hayabuchi, Masaaki Nishida, Yoshihisa Yamamoto, Muneo Kusafuka, Kazuhiro Mikami +1 more 1996-09-24
5558600 Heavy/light traffic based on vehicle speeds and throttle positions Masahiro Hayabuchi, Masaaki Nishida, Yoshihisa Yamamoto, Hiroshi Tsutsui, Kaoru Nadayoshi 1996-09-24
5542887 Automatic transmission control apparatus Masahiro Hayabuchi, Masaaki Nishida, Yoshihisa Yamamoto, Muneo Kusafuka, Kazuhiro Mikami +2 more 1996-08-06
5522779 Shift control system for automatic transmission Atsushi Tabata, Yasuo Hojo, Masato Kaigawa, Hiromichi Kimura, Hidehiro Oba +3 more 1996-06-04
5505673 Control system for automatic transmissions Masahiko Ando, Masahiro Hayabuchi, Toshihiro Kano 1996-04-09
5501645 Control system for vehicular automatic transmissions with a quick-shift hydraulic system for manual shifting Takao Taniguchi, Masahiro Hayabuchi, Masahiko Ando 1996-03-26
5492508 Hydraulic control system for an automatic transmission Masahiko Ando, Masahiro Hayabuchi, Toshihiro Kano 1996-02-20
5470284 Automatic transmission Takao Taniguchi, Masahiro Hayabuchi, Satoru Kasuya, Nobutada Sugiura, Masaaki Nishida 1995-11-28
5411451 Control system for controlling the pressure of the oncoming servo hydraulic pressure based on a predicted time to sync from output shaft acceleration in automatic transmission Masahiko Ando, Koji Noda, Yoshihisa Yamamoto, Masahiro Hayabuchi, Yasuo Hojo +3 more 1995-05-02