YH

Yoshiyuki Hattori

NC Nippondenso Co.: 42 patents #3 of 3,479Top 1%
DE Denso: 25 patents #264 of 11,792Top 3%
TO Toyota: 9 patents #3,216 of 26,838Top 15%
NS Nippon Soken: 7 patents #176 of 1,540Top 15%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
SS Sumitomo Wiring Systems: 2 patents #1,192 of 2,615Top 50%
TO Tosoh: 1 patents #576 of 1,042Top 60%
CI Cosmo Research Institute: 1 patents #48 of 93Top 55%
CC Cosmo Oil Co.: 1 patents #111 of 229Top 50%
Overall (All Time): #19,247 of 4,157,543Top 1%
87
Patents All Time

Issued Patents All Time

Showing 76–87 of 87 patents

Patent #TitleCo-InventorsDate
4466521 Electric control system for automobile transmission Kazuma Matsui, Toshihiro Takei, Hideyuki Hayakawa, Takahiro Goshima 1984-08-21
4457742 Torque transmission belt means Kazuma Matsui, Hiroji Kinbara 1984-07-03
4451213 Electrically operated fuel pump device having a regenerative component Toshihiro Takei, Kazuma Matsui, Kiyohiko Watanabe, Toshiaki Nakamura, Shunsaku Ohnishi 1984-05-29
4445821 Centrifugal pump having means for counterbalancing unbalanced fluid pressure radial forces on rotor Kiyohiko Watanabe, Kazuma Matsui, Toshihiro Takei, Toshiaki Nakamura, Shunsaku Ohnishi 1984-05-01
4433965 Torque transmission belt means Kazuma Matsui, Hiroji Kinbara 1984-02-28
4406644 Power transmission system Hiroji Kinbara, Kazuma Matsui, Hideyuki Hayakawa, Masaaki Takizawa, Masaru Tamura +1 more 1983-09-27
4403910 Pump apparatus Kiyohiko Watanabe, Kazuma Matsui, Toshihiro Takei, Toshiaki Nakamura, Shunaku Ohnishi 1983-09-13
4360353 Power transmission system Kazuma Matsui, Hiroji Kinbara 1982-11-23
4344338 Power transmission device Kazuma Matsui, Hiroji Kinbara 1982-08-17
4338081 Torque transmission belt means Kazuma Matsui, Hiroji Kinbara 1982-07-06
4336007 Worm type compressor with compressed fluid escape grooves Kenji Takeda, Takao Kasagi 1982-06-22
4201930 AC Generator having a clawtooth rotor with irregular trapizoidal teeth Mitsuo Inagaki, Masahiro Taguchi 1980-05-06