TI

Toshiyuki Ichikawa

Fujitsu Limited: 26 patents #960 of 24,456Top 4%
FL Fujitsu Frontech Limited: 5 patents #31 of 283Top 15%
TL Tokyo Electron Limited: 3 patents #2,069 of 5,567Top 40%
UN Unipres: 1 patents #21 of 67Top 35%
Overall (All Time): #112,979 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
5245170 Optical scanner using planar reflection holograms Hirokazu Aritake, Kozo Yamazaki, Fumio Yamagishi, Hiroyuki Ikeda 1993-09-14
5237339 Electrophotography apparatus 1993-08-17
5231277 Optical scanner using plannar reflecting holograms Hirokazu Aritake, Kozo Yamazaki, Fumio Yamagishi, Hiroyuki Ikeda 1993-07-27
5191362 Electrophotographic printing apparatus with a control system responsive to temperature changes 1993-03-02
5144364 Power supply for electrophotography apparatus 1992-09-01
4848862 Laser beam scanner Kozo Yamazaki, Hiroyuki Ikeda, Takefumi Inagaki, Hirokazu Aritake, Fumio Yamagishi 1989-07-18
4655541 Hologram scanner Kozo Yamazaki, Fumio Yamagishi, Hiroyuki Ikeda, Takefumi Inagaki, Ichiro Sebata +2 more 1987-04-07