KH

Keisuke Hirai

Canon: 11 patents #5,840 of 19,416Top 35%
DC Dainippon Screen Mfg. Co.: 10 patents #54 of 977Top 6%
SC Screen Holdings Co.: 6 patents #122 of 686Top 20%
TI Takeda Chemical Industries: 3 patents #379 of 1,420Top 30%
HE Hirai Engineering: 3 patents #2 of 3Top 70%
LI Lixil: 1 patents #77 of 168Top 50%
Boston Scientific Scimed: 1 patents #2,324 of 3,579Top 65%
TL Takeda Pharmaceutical Company Limited: 1 patents #859 of 1,531Top 60%
TU Takeda Pharmaceuticals U.S.A.: 1 patents #12 of 29Top 45%
Overall (All Time): #85,795 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
6837490 Paper feeding apparatus Masahiko Takeuchi 2005-01-04
6318256 Printing apparatus 2001-11-20
6271266 Use of idebenone and analogues against .beta. amyloid induced cytotoxicity Masaomi Miyamoto, Giichi Goto 2001-08-07
6233501 System for engraving a plurality of gravure rolls Tadashi Syudou, Takumi Yoshida, Yoshikazu Matsuno 2001-05-15
6009807 Printing apparatus Takumi Yoshida 2000-01-04
5822078 System for engraving a plurality of gravure rolls Tadashi Syudou, Takumi Yoshida, Yoshikazu Matsuno 1998-10-13
5810526 Lubricant application apparatus in a gravure engraving machine 1998-09-22
5706617 Roof system utilizing a solar cell Takashi Hirai 1998-01-13
5686466 Tricyclic condensed heterocyclic compounds their production and use Giichi Goto, Yuji Ishihara 1997-11-11
5527800 Tricyclic condensed heterocyclic compounds, their production and use Giichi Goto, Yuji Ishihara 1996-06-18
5497587 Roof system utilizing a solar cell Takashi Hirai 1996-03-12
5367843 Roof apparatus Takashi Hirai 1994-11-29
4737431 Negative-electrification finely-divided toner in use for electrophotography 1988-04-12