Inventor
MIYAGAKI KAZUYA
JP20 patents
⚠️ This page may combine multiple inventors who share the name “MIYAGAKI KAZUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
13 patentsUS6497488B1Dec 24, 2002
Illumination system and projector
RICOH KK80 citations98
US6975663B2Dec 13, 2005
Surface-emission laser diode operable in the wavelength band of 1.1-7μm and optical telecommunication system using such a laser diode
RICOH KK88 citations97
US7753531B2Jul 13, 2010
Image display apparatus and projection optical system
RICOH KK27 citations92
US7561336B2Jul 14, 2009
Micro-optical device, spatial optical modulator and projector utilizing the micro-optical device
RICOH KK45 citations92
US7322700B2Jan 29, 2008
Image display apparatus
RICOH KK41 citations92
US7245647B2Jul 17, 2007
Surface-emission laser diode operable in the wavelength band of 1.1-1.7mum and optical telecommunication system using such a laser diode
RICOH KK28 citations92
US6061042AMay 9, 2000
Liquid crystal display device
RICOH KK40 citations92
US5331650AJul 19, 1994
Light source device and optical pickup using light source device
RICOH KK22 citations92
US7125121B2Oct 24, 2006
Image display apparatus
RICOH KK15 citations84
US7590159B2Sep 15, 2009
Surface-emission laser diode operable in the wavelength band of 1.1-1.7 micrometers and optical telecommunication system using such a laser diode
RICOH KK9 citations83
US7336411B2Feb 26, 2008
Spatial light modulator and display device
RICOH KK6 citations63
US7495831B2Feb 24, 2009
Optical device, display device, and three-dimension image display device for changing a polarization state of a light beam in time
RICOH KK2 citations62
US7564508B2Jul 21, 2009
Light path shift device and image display device
RICOH KK0 citations42
RICOH CO LTD
3 patentsTAKAURA ATSUSHI
3 patentsUS8416471B2Apr 9, 2013
Document illuminating system and image reader including the same
TAKAURA ATSUSHI2 citations62
US8162485B2Apr 24, 2012
Intermediate image formation optical system, image formation device, and methods thereof
TAKAURA ATSUSHI2 citations62
US8610968B2Dec 17, 2013
Document illuminating system and image reader including the same
TAKAURA ATSUSHI0 citations51