SY

Shuho Yokokawa

HC Hitachi Koki Co.: 3 patents #2 of 85Top 3%
HI Hitachi: 1 patents #1,533 of 3,950Top 40%
📍 Ibaraki, JP: #54 of 769 inventorsTop 8%
Overall (2002): #20,874 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6496672 Image production apparatus Kenji Asuwa, Kazutaka Sato, Satoshi Shirasawa, Isao Nakajima, Yukio Otome 2002-12-17
6442360 Lamp holder, and lamp cartridge using the same and fixing unit using the same Ken Onodera, Sho Sawahata, Kunitomo Takahashi 2002-08-27
6393248 Fixing device of image forming apparatus and fixing roller Teruaki Tsurusaki, Kunitomo Takahashi, Sho Sawahata, Ken Onodera 2002-05-21