HY

Hajime Yokoyama

TC Toko Co.: 5 patents #17 of 196Top 9%
DE Denso: 2 patents #4,986 of 11,792Top 45%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
Overall (All Time): #650,818 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
8816678 Rotation sensor Tatsuya Kitanaka 2014-08-26
8253409 Range detection device Tatsuya Kitanaka, Tetsuji Kozaki, Hirotsugu Ishino 2012-08-28
5701982 Lockup control system for automatic transmission Kazushi Nakatani, Akira Takagi 1997-12-30
5678212 Electronic tuning circuit for an AM receiver Koichi Sakai, Ken Kasahara, Noboru Takada, Yukio Suzuki 1997-10-14
4847572 Electronic tuning circuit for AM receiver 1989-07-11
4837852 Electronic tuning circuit for AM receiver which is easy to effect tracking adjustment Noboru Takada 1989-06-06
4794650 Electronic tuning receiver 1988-12-27
4742569 Tuning circuit for AM receiver Noboru Takada, Yusuke Okamoto, Makoto Torakawa, Takashi Ikegame 1988-05-03