SY

Seiji Yokoyama

Canon: 22 patents #2,832 of 19,416Top 15%
TL Tokyo Electron Limited: 5 patents #1,450 of 5,567Top 30%
SL Spansion Llc.: 2 patents #309 of 769Top 45%
DO Domans: 1 patents #3 of 4Top 75%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
ZE Zeon: 1 patents #435 of 734Top 60%
Overall (All Time): #110,255 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
8282095 Double-feed detection apparatus and image forming apparatus Eiichiro Teshima 2012-10-09
7979021 Image forming apparatus, sheet discharging device and method of controlling the sheet discharging device Atsuhiko Yamaguchi 2011-07-12
7781320 Method for fabricating a semiconductor device by considering the extinction coefficient during etching of an interlayer insulating film Yuuichirou Sekimoto, Shinichi Imada 2010-08-24
7751732 Image forming apparatus and control method 2010-07-06
7590363 Image forming apparatus and control method 2009-09-15
7039337 Image forming apparatus Hiroshi Kawaguchi 2006-05-02
6985677 Image formation apparatus Masanori Yamagata, Tomohide Katsumata 2006-01-10