YH

Yasuo Hojo

TO Toyota: 69 patents #78 of 26,838Top 1%
AC Aisin Aw Co.: 33 patents #22 of 2,011Top 2%
AC Aishin Aw Co.: 5 patents #1 of 45Top 3%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
NO Nok: 1 patents #382 of 725Top 55%
TC Toyoda Gosei Co.: 1 patents #1,271 of 2,296Top 60%
Overall (All Time): #23,365 of 4,157,543Top 1%
79
Patents All Time

Issued Patents All Time

Showing 51–75 of 79 patents

Patent #TitleCo-InventorsDate
5425687 Shift control system for selecting between two shift patterns based on torque converter judders in an automatic transmission Yutaka Taga, Atsushi Tabata 1995-06-20
5415056 Shift control system for manually shiftable automatic transmission Atsushi Tabata, Takayuki Okada, Masato Kaigawa, Yutaka Taga, Masashi Hattori +6 more 1995-05-16
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, Kazumasa Tsukamoto +3 more 1995-05-02
5403248 Control system for changing servo timings of hydraulic pressure based on a torque input in automatic transmission Masahiko Ando, Koji Noda, Yoshihisa Yamamoto, Masahiro Hayabuchi, Kazumasa Tsukamoto +2 more 1995-04-04
5393275 Shift control system for manually shiftable automatic transmission Takayuki Okada, Yutaka Taga, Atsushi Tabata, Masato Kaigawa, Shuzo Moroto +3 more 1995-02-28
5368531 Control method of and system thereof for inversely proportionally raising and lowering servo hydraulic pressure, based on input torque, for engaging and disengaging frictional elements in automatic transmission Masahiko Ando, Koji Noda, Yoshihisa Yamamoto, Masahiro Hayabuchi, Kazumasa Tsukamoto +3 more 1994-11-29
5363724 Speed stage shifting of automatic transmission by reduction of servo oil pressure to slip limit stand-by pressure and subsequent decrements Norimi Asahara, Hideaki Ohtubo 1994-11-15
5351577 Control system for servo hydraulic pressure of two friction engaging means during an N-R shift in automatic transmission Masahiko Ando, Koji Noda, Yoshihisa Yamamoto, Masahiro Hayabuchi, Kazumasa Tsukamoto +2 more 1994-10-04
5347885 Shift control system for selecting between two shift patterns based on the transmission temperature and lock-up clutch state in an automatic transmission Yutaka Taga, Atsushi Tabata 1994-09-20
5334114 Control system for servo hydraulic pressure in vehicular automatic transmission Masahiko Ando, Koji Noda, Yoshihisa Yamamoto, Masahiro Hayabuchi, Kazumasa Tsukamoto +3 more 1994-08-02
5267917 Rotary element engaging device for an automatic transmission Masanori Kadotani, Masahiro Haybuchi, Takashi Morimoto, Kazumasa Tsukamoto, Hidehiro Oba +1 more 1993-12-07
5254053 Five-speed automatic transmission Takao Taniguchi, Kazumasa Tsukamoto, Masahiro Hayabuchi, Masanori Kadotani, Masahiko Ando +3 more 1993-10-19
5247965 Linear solenoid valve apparatus Takeya Oka, Masao Saito, Nobuaki Miki, Kazunori Ishikawa, Kunihiro Iwatsuki +2 more 1993-09-28
5245541 System for and method of controlling automatic transmission Hideo Tomomatsu, Toshiyuki Asada 1993-09-14
5203234 Automatic transmission Toshiyuki Asada, Hideo Tomomatsu 1993-04-20
5197507 Linear solenoid valve apparatus and method assembling Nobuaki Miki, Masao Saito, Takeya Oka, Kunhiro Iwatsuki, Hideaki Otsubo +1 more 1993-03-30
5195035 Method of controlling automatic transmission with compensation for delay in response of hydraulic actuation system Norimi Asahara, Hideo Tomomatsu 1993-03-16
5191814 Speed change control system in automatic transmission Masahiko Ando, Masahiro Hayabuchi, Kazumasa Tsukamoto, Hideo Tomomatsu, Kunihiro Iwatsuki 1993-03-09
5191527 Method of controlling automatic transmission with cross reference to tandem gear units in speed stage shifting Norimi Asahara, Hideo Tomomatsu 1993-03-02
5186204 Linear solenoid valve apparatus Takeya Oka, Masao Saito, Nobuaki Miki, Kazunori Ishikawa, Kunihiro Iwatsuki +2 more 1993-02-16
5176039 Automatic transmission with feedback passage for preventing reverse flow Osamu Takeuchi, Yoshikazu Sakaguchi, Takahiro Yamashita, Akira Hoshino, Yutaka Taga +1 more 1993-01-05
5165308 Shift control system and method for automatic transmissions Toshiyuki Asada, Hideo Tomomatsu 1992-11-24
5133229 Shift control system and method for automatic transmission of vehicles Toshiyuki Asada, Hideo Tomomatsu 1992-07-28
5129287 Shift control system and method for automatic transmission Toshiyuki Asada, Hideo Tomomatsu 1992-07-14
5127288 Shift control system with an automatic first sequence and a manual second sequence of gear stages Toshiyuki Asada, Hideo Tomomatsu 1992-07-07