Inventor
MATSUMOTO MORIO
JP23 patents
⚠️ This page may combine multiple inventors who share the name “MATSUMOTO MORIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
14 patentsUS7347564B2Mar 25, 2008
Keystone correction using a part of edges of a screen
SEIKO EPSON CORP48 citations96
US7771055B2Aug 10, 2010
Keystone correction and zoom adjustment for projector
SEIKO EPSON CORP12 citations92
US7401929B2Jul 22, 2008
Projector and image correction method
SEIKO EPSON CORP18 citations92
US7475995B2Jan 13, 2009
Projector trapezoidal correction
SEIKO EPSON CORP12 citations84
US7252386B2Aug 7, 2007
Keystone distortion correction of a projector
SEIKO EPSON CORP11 citations83
US7637619B2Dec 29, 2009
Light source driving method and projector
SEIKO EPSON CORP7 citations74
US7384160B2Jun 10, 2008
Automatic focus adjustment for projector
SEIKO EPSON CORP8 citations74
US7905609B2Mar 15, 2011
Projector and brightness adjusting method
SEIKO EPSON CORP4 citations60
US11770509B2Sep 26, 2023
Method for controlling projector, projector, and display system
SEIKO EPSON CORP0 citations58
US9131225B2Sep 8, 2015
Video display apparatus and video display method
SEIKO EPSON CORP1 citations51
US11800070B2Oct 24, 2023
Control method for projector, projector, and image projection system
SEIKO EPSON CORP0 citations46
US10643524B2May 5, 2020
Display device, and method of controlling display device
SEIKO EPSON CORP0 citations41
US9438873B2Sep 6, 2016
Projector
SEIKO EPSON CORP0 citations41
US9264701B2Feb 16, 2016
Video display apparatus and video display method
SEIKO EPSON CORP0 citations41
MATSUMOTO MORIO
4 patentsUS8142029B2Mar 27, 2012
Projector and image correction method
MATSUMOTO MORIO9 citations82
US8425047B2Apr 23, 2013
Keystone correction and lens adjustment for projector
MATSUMOTO MORIO1 citations61
USRE43721EOct 9, 2012
Keystone correction using a part of edges of a screen
MATSUMOTO MORIO0 citations51
US8780095B2Jul 15, 2014
Projector and control method
MATSUMOTO MORIO0 citations39