EI

Eiji Ichioka

TO Toyota: 18 patents #1,345 of 26,838Top 6%
AC Aisin Aw Co.: 2 patents #784 of 2,011Top 40%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
Overall (All Time): #252,612 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
11300036 Vehicle drive-force transmitting apparatus Jun Goto, Makoto Tomita, Tetsuo Hori 2022-04-12
10124787 Driving system for vehicle Akiko Nishimine 2018-11-13
8554400 Control apparatus for hybrid vehicle Takemi Tamura 2013-10-08
8392041 Hybrid vehicle Kazunori Uchiyama, Naoki Hakamada, Hideto Watanabe, Kunio Takeda 2013-03-05
8092337 Composite planetary gear apparatus Makoto Tomita 2012-01-10
7832512 Hybrid vehicle Hideto Watanabe, Takemi Tamura 2010-11-16
7777378 Electric rotating machine Taku Harada, Shinichi Kojima, Makoto Tomita, Shingo Uchiyama, Hirokazu Nishimura +3 more 2010-08-17
7473205 Hybrid vehicle and control method of hybrid vehicle Yasuo Shimizu, Hideto Watanabe 2009-01-06
7322900 Oil feeding device Hideto Watanabe 2008-01-29
6484832 Apparatus for controlling automotive vehicle having a plurality of drive power sources Kunio Morisawa 2002-11-26
6205379 Controller for hybrid vehicle wherein one and the other of front and rear wheels are respectively driven by engine and electric motor Kunio Morisawa, Tsuyoshi Mikami 2001-03-20
6126251 Brake controlling apparatus for electric vehicle Kinya Yoshii, Takeharu Koide 2000-10-03
5696680 Electric motorcar drive system having shift-lever operated clutch means between electric motor and speed reduction gear Kinya Yoshii, Takeharu Koide, Kojiro Kuramochi, Koichi Tanaka 1997-12-09
5643127 Vehicle power transmission having fluid-tight enclosure accommodating lubricating points and storing lubricating oil delivered from mechanical oil pump Kinya Yoshii, Takeharu Koide, Yoshihiko Sasaki 1997-07-01
5554082 Transmission with integral large and small planetary gears, and method of assembling the transmission Mitsuhiro Umeyama, Takashi Shimizu, Kinya Yoshii, Takeharu Koide, Makoto Funahashi 1996-09-10
5533943 Planetary gear device including planetary gears each having integrally formed large and small pinions Kinya Yoshii, Takeharu Koide, Mitsuhiro Umeyama, Makoto Funahashi, Takashi Shimizu +2 more 1996-07-09
5457363 Driving-force regulating apparatus for electric vehicle Kinya Yoshii, Takeharu Koide, Koichi Tanaka, Kojiro Kuramochi 1995-10-10
5443130 Electric motor vehicle drive system having differential gear device whose splined output elements are abuttable on stop member to receive thrust forces applied to vehicle wheel drive members Koichi Tanaka, Kinya Yoshii, Takeharu Koide, Kojiro Kuramochi 1995-08-22