Inventor
CHIGIRA TATSUO
JP25 patents
Patents
25 patentsUS5150260ASep 22, 1992
Optical apparatus
CANON KK139 citations98
US6388640B1May 14, 2002
Head mount display
CANON KK104 citations97
US6338199B1Jan 15, 2002
Sensor
CANON KK58 citations96
US6218767B1Apr 17, 2001
Vibration device
CANON KK69 citations96
US5932984AAug 3, 1999
Driving apparatus and optical apparatus
CANON KK67 citations96
US5689746ANov 18, 1997
Amount-of-light adjusting device
CANON KK58 citations96
US6914583B1Jul 5, 2005
Head-mounted displayed apparatus
CANON KK21 citations92
US6490095B2Dec 3, 2002
Image display apparatus
CANON KK22 citations92
US6169578B1Jan 2, 2001
Video camera apparatus
CANON KK31 citations92
US5900995AMay 4, 1999
Driving device and optical apparatus
CANON KK34 citations92
US5831671ANov 3, 1998
Image blur prevention apparatus utilizing a stepping motor
CANON KK50 citations92
US5418588AMay 23, 1995
Aperture size adjustment device for a camera with a stepping motor drive source
CANON KK39 citations92
US5298933AMar 29, 1994
Image pickup apparatus
CANON KK38 citations92
US5264966ANov 23, 1993
Lens barrel
CANON KK27 citations92
US5053798AOct 1, 1991
Automatic focusing device
CANON KK30 citations92
US4958099ASep 18, 1990
Brushless motor
CANON KK25 citations92
US4912494AMar 27, 1990
Camera system
CANON KK25 citations92
US4806813AFeb 21, 1989
Motor
CANON KK37 citations91
US5206677AApr 27, 1993
Optical apparatus
CANON KK20 citations82
US6970723B2Nov 29, 2005
Mobile-type electronic apparatus and method for controlling the same
CANON KK11 citations74
US5705864AJan 6, 1998
Stepping motor
CANON KK9 citations74
US7156520B2Jan 2, 2007
Color separating optical system, image display optical system, and projection image display apparatus
CANON KK6 citations63
US7002641B2Feb 21, 2006
Projection display apparatus with quarter phase difference plate and phase compensation element
CANON KK6 citations63
US6515638B2Feb 4, 2003
Image display apparatus
CANON KK2 citations62
US6992833B2Jan 31, 2006
Color combining optical system, projection-type display optical system, projection-type image display apparatus, and image display system
CANON KK1 citations52