KT

Kazuhiko Tsukamoto

Ricoh Company: 4 patents #4,167 of 9,818Top 45%
Overall (All Time): #1,182,897 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10404954 Optical deflection apparatus, image projector, optical writing unit, and object recognition device 2019-09-03
9910271 Actuator device, optical deflector, an image projection apparatus, and image forming apparatus Tomofumi Kitazawa 2018-03-06
8654424 Multibeam deflector for separating beams output from optical deflection devices Shuichi Suzuki, Tsuyoshi Hashiguchi, Atsushi Sakai, Koichiro Nakamura 2014-02-18
8620117 Optical device, optical deflection device, and optical modulation device Jun Nakagawa, Tsuyoshi Hashiguchi 2013-12-31