Inventor
SEKI HIDEYA
JP21 patents
⚠️ This page may combine multiple inventors who share the name “SEKI HIDEYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
19 patentsUS5680384AOct 21, 1997
Laser emission unit, optical head and optical memory device
SEIKO EPSON CORP61 citations96
US6953251B2Oct 11, 2005
Projector and optical device
SEIKO EPSON CORP43 citations95
US7553033B2Jun 30, 2009
Projector and optical device
SEIKO EPSON CORP29 citations92
US7384151B2Jun 10, 2008
Projector
SEIKO EPSON CORP33 citations92
US7081912B2Jul 25, 2006
Optical writing head such as organic EL array exposure head, method of manufacturing the same, and image forming apparatus using the same
SEIKO EPSON CORP27 citations92
US5581523ADec 3, 1996
Laser emission unit, optical head and optical memory device
SEIKO EPSON CORP29 citations92
US5444683AAug 22, 1995
Optical reporting reproducing device having fixed and movable optical systems
SEIKO EPSON CORP21 citations92
US7419266B2Sep 2, 2008
Projector
SEIKO EPSON CORP10 citations84
US7390129B2Jun 24, 2008
Light source, method for manufacturing light source, and projector
SEIKO EPSON CORP19 citations84
US7059727B2Jun 13, 2006
Projector and optical device
SEIKO EPSON CORP11 citations83
US7075118B2Jul 11, 2006
Light source unit and projector
SEIKO EPSON CORP8 citations73
US7697201B2Apr 13, 2010
Screen, rear projector, projection system, and image display unit
SEIKO EPSON CORP4 citations63
US6801193B2Oct 5, 2004
Digital drive apparatus and image display apparatus using the same
SEIKO EPSON CORP2 citations63
US7961389B2Jun 14, 2011
Screen and projector
SEIKO EPSON CORP2 citations62
US7780297B2Aug 24, 2010
Screen, rear projector and image display apparatus with deformable scattering components
SEIKO EPSON CORP4 citations62
US7764425B2Jul 27, 2010
Screen and projector
SEIKO EPSON CORP3 citations62
US7977624B2Jul 12, 2011
Screen, rear projector, and image display device that are capable of effectively reducing scintillation
SEIKO EPSON CORP0 citations52
US7807959B2Oct 5, 2010
Screen, rear projector, and image display device having a plurality of driving units each with a power source that are capable of effectively reducing scintillation
SEIKO EPSON CORP0 citations52
US7834990B2Nov 16, 2010
Evaluation method for evaluating optical characteristics of optical system, evaluation method for evaluating projector, evaluation device for evaluating optical characteristics, and screen
SEIKO EPSON CORP0 citations41