YY

Yoshihiko Yamada

UJ Unisia Jecs: 16 patents #14 of 395Top 4%
Nissan Motor Co.: 13 patents #482 of 8,689Top 6%
HI Hitachi: 10 patents #4,206 of 28,497Top 15%
HS Hitachi Automotive Systems: 9 patents #167 of 1,636Top 15%
JT Jtekt: 9 patents #162 of 1,969Top 9%
AU Atsugi Unisia: 3 patents #20 of 117Top 20%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
DC Daifuku Co.: 3 patents #100 of 509Top 20%
Canon: 2 patents #12,681 of 19,416Top 70%
HS Harmonic Drive Systems: 2 patents #56 of 147Top 40%
NC Nidek Co.: 2 patents #161 of 365Top 45%
TK Toyoda Koki Kabushiki Kaisha: 2 patents #222 of 674Top 35%
HM Hyundai Motor: 1 patents #6,384 of 11,886Top 55%
KC Kuraray Co.: 1 patents #981 of 1,827Top 55%
TO Tomey: 1 patents #22 of 51Top 45%
📍 Fujisawa, JP: #6 of 21 inventorsTop 30%
Overall (All Time): #35,690 of 4,157,543Top 1%
63
Patents All Time

Issued Patents All Time

Showing 51–63 of 63 patents

Patent #TitleCo-InventorsDate
5839872 Apparatus for transferring cargoes Yukihiro Goto 1998-11-24
5645020 CAM assembly installation in engine 1997-07-08
5551350 Transporting system driven by linear motor having inductive power supply Kazuhiro Taguchi 1996-09-03
5520229 Developer replenishing cartridge and developer receiving apparatus within which such cartridge is mounted 1996-05-28
5513679 Developer replenishing cartridge and developer receiving apparatus within which such cartridge is mounted 1996-05-07
5501186 Engine valve control mechanism Seinosuke Hara, Akira Hidaka 1996-03-26
5365896 Cam shaft assembly for use in internal combustion engine Seinosuke Hara, Shoji Morita, Yukio Yamakawa, Akira Hidaka 1994-11-22
5355976 Handling apparatus for automatic warehousing arrangement Yukihiro Goto 1994-10-18
5337094 Eye observation apparatus Seinosuke Mizuno 1994-08-09
5203289 Variable timing mechanism Seinosuke Hara, Shoji Morita 1993-04-20
5183015 Valve operating apparatus Shoji Morita, Seinosuke Hara 1993-02-02
5125373 Oil passage structure for rocker-arm shaft for internal combustion engine Seinosuke Hara, Shoji Morita 1992-06-30
4737153 Reinforced therapeutic tube Hidehiko Shimamura, Hiroyuki Akasu, Akio Ohmory, Toshiaki Takagi 1988-04-12