Inventor
WADA KEN
JP40 patents
⚠️ This page may combine multiple inventors who share the name “WADA KEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
31 patentsUS6633436B2Oct 14, 2003
Optical system, projection optical system, image projection apparatus having it, and image pickup apparatus
CANON KK21 citations93
US6388709B1May 14, 2002
Image sensing apparatus with optical modulation elements having transmission characteristics controllable by pixel
CANON KK53 citations93
US6144493ANov 7, 2000
Optical low-pass filter and optical apparatus having the same
CANON KK38 citations93
US6084719AJul 4, 2000
Projection lens
CANON KK29 citations93
US7016118B2Mar 21, 2006
Zoom lens and image projection apparatus having the same
CANON KK25 citations92
US6816320B2Nov 9, 2004
Zoom lens system and projector having the same
CANON KK27 citations92
US6636361B2Oct 21, 2003
Zoom lens and image display apparatus using the same
CANON KK30 citations92
US7995283B2Aug 9, 2011
Zoom lens and optical apparatus including zoom lens
CANON KK7 citations84
US7982970B2Jul 19, 2011
Zoom lens and image pickup apparatus having the same
CANON KK9 citations84
US7889436B2Feb 15, 2011
Zoom lens and camera having the same
CANON KK9 citations84
US7580202B2Aug 25, 2009
Zoom lens system and image pickup apparatus including the same
CANON KK10 citations84
US7009776B2Mar 7, 2006
Projection optical system and projection apparatus using the same
CANON KK12 citations84
US6671102B2Dec 30, 2003
Projection optical system, projection type image display apparatus, and image projection system
CANON KK14 citations84
US6478430B2Nov 12, 2002
Illumination apparatus and projection apparatus
CANON KK14 citations84
US6031587AFeb 29, 2000
Optical member, optical instrument including the same, and method of manufacturing the optical member
CANON KK16 citations84
US6454438B1Sep 24, 2002
Illuminating apparatus and projector
CANON KK10 citations74
US6351332B1Feb 26, 2002
Optical low-pass filter and optical apparatus having the same
CANON KK8 citations74
US9979892B2May 22, 2018
Zoom lens and image pickup apparatus having the same
CANON KK3 citations73
US8908285B2Dec 9, 2014
Zoom lens and image-pickup apparatus including the same
CANON KK2 citations63
US8724231B2May 13, 2014
Zoom lens and image pickup apparatus equipped with same
CANON KK2 citations63
US8687283B2Apr 1, 2014
Zoom lens and image pickup apparatus having the same
CANON KK2 citations63
US8369020B2Feb 5, 2013
Zoom lens and image pickup apparatus including the same
CANON KK2 citations63
US8023197B2Sep 20, 2011
Zoom lens and camera with the same
CANON KK3 citations63
US7755846B2Jul 13, 2010
Zoom lens and image pickup apparatus including the same
CANON KK6 citations63
US7397610B2Jul 8, 2008
Zoom lens and image projection apparatus having the same
CANON KK3 citations63
US7315425B2Jan 1, 2008
Zoom lens and image projection apparatus having the same
CANON KK4 citations63
US7692871B2Apr 6, 2010
Zoom lens device and image pickup apparatus including the same
CANON KK4 citations62
US7619834B2Nov 17, 2009
Zoom lens system and optical apparatus including the same
CANON KK2 citations62
US10473910B2Nov 12, 2019
Observation device
CANON KK0 citations42
US10031323B2Jul 24, 2018
Zoom lens and image pickup apparatus including the same
CANON KK0 citations42
US7535651B2May 19, 2009
Zoom lens and image pickup apparatus having the same
CANON KK0 citations42
WADA KEN
5 patentsUS8203793B2Jun 19, 2012
Optical system and optical apparatus including the same
WADA KEN6 citations71
US8520313B2Aug 27, 2013
Zoom lens and image pickup device including the same
WADA KEN2 citations62
US8149515B2Apr 3, 2012
Zoom lens and image pickup apparatus with the same
WADA KEN3 citations62
US8179608B2May 15, 2012
Zoom lens and image pickup apparatus including the same
WADA KEN3 citations61
US8582145B2Nov 12, 2013
Image processing apparatus and image processing method
WADA KEN0 citations41