Inventor

SAISHO KENICHIRO

JP5 patents

⚠️ This page may combine multiple inventors who share the name “SAISHO KENICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

2 patents

US7663657B2Feb 16, 2010

Optical scanning device and image forming apparatus

RICOH KK26 citations92

US7688491B2Mar 30, 2010

Diffractive-optical element, scanning optical system, optical scanner, and image forming apparatus

RICOH KK17 citations83

RICOH CO LTD

2 patents

US8368736B2Feb 5, 2013

Optical scanning device and image forming apparatus

RICOH CO LTD7 citations83

US8045248B2Oct 25, 2011

Optical scanning device and image forming apparatus

RICOH CO LTD10 citations83

TOKITA TOSHIAKI

1 patent

US8531766B2Sep 10, 2013

Polarization-separation device, optical scanning apparatus, and image forming apparatus

TOKITA TOSHIAKI6 citations70