HY

Hiromitsu Yamakawa

FC Fuji Photo Optical Co.: 28 patents #6 of 509Top 2%
FU Fujifilm: 12 patents #754 of 4,519Top 20%
FU Fujinon: 10 patents #28 of 339Top 9%
Fujitsu Limited: 10 patents #3,161 of 24,456Top 15%
Overall (All Time): #47,725 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 51–54 of 54 patents

Patent #TitleCo-InventorsDate
5343325 Optical scanning system with tilt correction function — 1994-08-30
5309270 Optical scanning system — 1994-05-03
5206755 Optical beam scanner — 1993-04-27
4632520 Plastic objective lens system adapted for correction for temperature — 1986-12-30