KI

Kunihiro Iwatsuki

TO Toyota: 93 patents #33 of 26,838Top 1%
AC Aisin Aw Co.: 20 patents #77 of 2,011Top 4%
📍 Toyota, JP: #9 of 316 inventorsTop 3%
Overall (All Time): #16,534 of 4,157,543Top 1%
94
Patents All Time

Issued Patents All Time

Showing 26–50 of 94 patents

Patent #TitleCo-InventorsDate
6174262 Control device for an automatic transmission Takashi Ohta, Yoji Takanami 2001-01-16
6070118 Transmission control system using road data to control the transmission Takashi Ohta, Kagenori Fukumura 2000-05-30
6024669 Apparatus and method for controlling ignition during a throttle closed downshift in the interval between downshift signal and actual downshift Takashi Ohta, Tomokazu Inagawa 2000-02-15
5989156 Slip control system for lock-up clutch Tooru Matsubara, Hideo Tomomatsu, Hiroji Taniguchi, Kazuyuki Shiiba 1999-11-23
5941793 Apparatus for controlling automatic transmission of motor vehicle Yoshio Ito, Yasunari Nakamura, Takashi Ohta, Kazuyuki Shiiba, Tooru Matsubara 1999-08-24
5921886 Apparatus and method for controlling ignition during a throttle closed downshift in the interval between downshift signal and actual downshift Mitsuru Takada, Shigeo Kikori, Noboru Takagi, Hideo Tomomatsu, Takashi Ohta 1999-07-13
5863275 Apparatus for increasing vehicle engine output upon shift-down action of automatic transmission depending upon vehicle deceleration Yoshinobu Nozaki 1999-01-26
5816979 Vehicle control apparatus capable of selective slip control of lock-up clutch during deceleration and automatic shift-down of transmission during downhill road running Kazuyuki Shiiba, Tooru Matsubara 1998-10-06
5807204 Vehicle lock-up clutch control apparatus wherein full or partial engagement of clutch is inhibited during vehicle running on uphill road Kazuyuki Shiiba, Tooru Matsubara, Yoshiharu Harada 1998-09-15
5807209 Vehicle lock-up clutch slip control apparatus wherein slip control during vehicle deceleration is terminated if slip amount of the clutch is larger than a threshold Tooru Matsubara, Yasuhiko Higashiyama 1998-09-15
5733223 Lock-up clutch slip control during vehicle deceleration which is terminated at different transmission input speeds depending upon vehicle running condition Tooru Matsubara 1998-03-31
5547438 Control apparatus for raising the idle speed (ISC value) after the lockup clutch is unlocked Kazutoshi Nozaki, Tooru Matsubara 1996-08-20
5505670 Automatic transmission Takeshi Inuzuka, Masashi Hattori, Yasuo Hojo, Shinji Kasuga 1996-04-09
5496230 Control system for automatic transmission Masahiko Ando, Yoshihisa Yamamoto, Akira Fukatsu, Mamoru Niimi, Masato Kaigawa +4 more 1996-03-05
5480363 Apparatus for controlling slip of lock-up clutch on motor vehicle during deceleration of the vehicle Toru Matsubara 1996-01-02
5473543 Shift timing detecting system for automatic transmission Kazutoshi Nozaki, Hidehiro Oba, Yoshinobu Nozaki, Tetsuo Hamajima 1995-12-05
5472389 Hydraulic control system for automatic transmission Masahiko Ando, Akira Fukatsu, Yoshihisa Yamamoto, Mamoru Niimi, Hiromichi Kimura +3 more 1995-12-05
5401219 Oil pressure control system for automatic transmission Hiromichi Kimura, Hidehiro Oba, Yoshihisa Yamamoto, Masahiko Ando, Masahiro Hayabuchi 1995-03-28
5390566 Apparatus for controlling hydraulic coupling device in automatic transmission for motor vehicle Hiromichi Kimura, Hidehiro Oba 1995-02-21
5339709 Control system for a combined shift in which an accumulator is disconnected in an automatic transmission Akira Suzuki, Kazunori Ishikawa, Hidehiro Oba, Hiromachi Kimura, Hideaki Otsubo 1994-08-23
5319998 Method for downshifting of automatic transmission with discrimination of magnitude of need therefor Hideaki Ootsubo, Hiromichi Kimura 1994-06-14
5307711 Method for speed stage shifting from indefinite driving condition Hiromichi Kimura 1994-05-03
5272631 Shift control system and method for vehicular automatic transmissions Hideaki Otsubo 1993-12-21
5259489 Oil pressure control for automatic transmissions Hiromichi Kimura, Takuo Shimizu, Hiroyuki Mori, Kazunori Ishikawa 1993-11-09
5247965 Linear solenoid valve apparatus Takeya Oka, Masao Saito, Nobuaki Miki, Kazunori Ishikawa, Hideaki Otsubo +2 more 1993-09-28