KT

Kenichi Takanashi

Ricoh Company: 32 patents #573 of 9,818Top 6%
Overall (All Time): #114,146 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
4863227 Light scanning device 1989-09-05
4859011 Light scanning device 1989-08-22
4846539 F.theta. lens system for use in light scanning device Yasushi Takahashi 1989-07-11
4836630 Optical scanning system having a surface inclination correction function 1989-06-06
4779964 Zoom lens with a mechanism for moving a first lens so as to be compactly housed Toshiro Ozawa, Yoshio Fukushima 1988-10-25
4756584 Scanning optical system with irregular deflecting surface correction 1988-07-12
4707085 F.theta. lens for use in light beam scanner Nobuo Sakuma 1987-11-17