Inventor · disambiguated record
Ken Wada
Also filed as: WADA KEN
40 granted patents·391 citations·filing 1996–2022
98Inventor score
Top patents by PatentIndex Score
40 records- 0186US8472122B2Optical systemOBU KENJI·Filed 2011·Granted Jun 25, 2013·12 cites·2 claims
- 0285US6636361B2Zoom lens and image display apparatus using the sameCANON KK·Filed 2001·Granted Oct 21, 2003·30 cites·38 claims
- 0384US6816320B2Zoom lens system and projector having the sameCANON KK·Filed 2003·Granted Nov 9, 2004·27 cites·10 claims
- 0482US7016118B2Zoom lens and image projection apparatus having the sameCANON KK·Filed 2004·Granted Mar 21, 2006·25 cites·19 claims
- 0581US7580202B2Zoom lens system and image pickup apparatus including the sameCANON KK·Filed 2008·Granted Aug 25, 2009·10 cites·13 claims
- 0680US8203793B2Optical system and optical apparatus including the sameWADA KEN·Filed 2010·Granted Jun 19, 2012·6 cites·11 claims
- 0780US7982970B2Zoom lens and image pickup apparatus having the sameCANON KK·Filed 2009·Granted Jul 19, 2011·9 cites·15 claims
- 0880US7889436B2Zoom lens and camera having the sameCANON KK·Filed 2009·Granted Feb 15, 2011·9 cites·7 claims
- 0980US6633436B2Optical system, projection optical system, image projection apparatus having it, and image pickup apparatusCANON KK·Filed 2001·Granted Oct 14, 2003·21 cites·40 claims
- 1078US9979892B2Zoom lens and image pickup apparatus having the sameCANON KK·Filed 2014·Granted May 22, 2018·3 cites·11 claims
- 1176US7995283B2Zoom lens and optical apparatus including zoom lensCANON KK·Filed 2009·Granted Aug 9, 2011·7 cites·10 claims
- 1276US6388709B1Image sensing apparatus with optical modulation elements having transmission characteristics controllable by pixelCANON KK·Filed 1996·Granted May 14, 2002·53 cites·32 claims
- 1376US6144493AOptical low-pass filter and optical apparatus having the sameCANON KK·Filed 1997·Granted Nov 7, 2000·38 cites·31 claims
- 1475US7755846B2Zoom lens and image pickup apparatus including the sameCANON KK·Filed 2008·Granted Jul 13, 2010·6 cites·13 claims
- 1573US6671102B2Projection optical system, projection type image display apparatus, and image projection systemCANON KK·Filed 2002·Granted Dec 30, 2003·14 cites·13 claims
- 1672US8149515B2Zoom lens and image pickup apparatus with the sameWADA KEN·Filed 2010·Granted Apr 3, 2012·3 cites·6 claims
- 1771US8179608B2Zoom lens and image pickup apparatus including the sameWADA KEN·Filed 2010·Granted May 15, 2012·3 cites·13 claims
- 1870US8687283B2Zoom lens and image pickup apparatus having the sameCANON KK·Filed 2012·Granted Apr 1, 2014·2 cites·14 claims
- 1970US7315425B2Zoom lens and image projection apparatus having the sameCANON KK·Filed 2005·Granted Jan 1, 2008·4 cites·12 claims
- 2070US7009776B2Projection optical system and projection apparatus using the sameCANON KK·Filed 2002·Granted Mar 7, 2006·12 cites·22 claims
- 2168US8908285B2Zoom lens and image-pickup apparatus including the sameCANON KK·Filed 2013·Granted Dec 9, 2014·2 cites·13 claims
- 2268US8724231B2Zoom lens and image pickup apparatus equipped with sameCANON KK·Filed 2013·Granted May 13, 2014·2 cites·15 claims
- 2367US8369020B2Zoom lens and image pickup apparatus including the sameCANON KK·Filed 2011·Granted Feb 5, 2013·2 cites·8 claims
- 2467US7692871B2Zoom lens device and image pickup apparatus including the sameCANON KK·Filed 2008·Granted Apr 6, 2010·4 cites·10 claims
- 2566US8520313B2Zoom lens and image pickup device including the sameWADA KEN·Filed 2010·Granted Aug 27, 2013·2 cites·8 claims
- 2666US8023197B2Zoom lens and camera with the sameCANON KK·Filed 2009·Granted Sep 20, 2011·3 cites·16 claims
- 2766US7397610B2Zoom lens and image projection apparatus having the sameCANON KK·Filed 2007·Granted Jul 8, 2008·3 cites·12 claims
- 2866US6351332B1Optical low-pass filter and optical apparatus having the sameCANON KK·Filed 2000·Granted Feb 26, 2002·8 cites·5 claims
- 2966US6084719AProjection lensCANON KK·Filed 1998·Granted Jul 4, 2000·29 cites·19 claims
- 3061US12234559B2Electrode material for aluminum electrolytic capacitors and method for producing sameTOYO ALUMINIUM KK·Filed 2022·Granted Feb 25, 2025·0 cites·5 claims
- 3159US7619834B2Zoom lens system and optical apparatus including the sameCANON KK·Filed 2008·Granted Nov 17, 2009·2 cites·8 claims
- 3254US8582145B2Image processing apparatus and image processing methodWADA KEN·Filed 2009·Granted Nov 12, 2013·0 cites·8 claims
- 3353US6031587AOptical member, optical instrument including the same, and method of manufacturing the optical memberCANON KK·Filed 1997·Granted Feb 29, 2000·16 cites·9 claims
- 3451US6478430B2Illumination apparatus and projection apparatusCANON KK·Filed 1999·Granted Nov 12, 2002·14 cites·39 claims
- 3550US12217495B2Learning process device and inspection deviceSYNTEGON TECH K K·Filed 2020·Granted Feb 4, 2025·0 cites·4 claims
- 3646US10473910B2Observation deviceCANON KK·Filed 2017·Granted Nov 12, 2019·0 cites·5 claims
- 3745US7535651B2Zoom lens and image pickup apparatus having the sameCANON KK·Filed 2007·Granted May 19, 2009·0 cites·16 claims
- 3845US6454438B1Illuminating apparatus and projectorCANON KK·Filed 1997·Granted Sep 24, 2002·10 cites·53 claims
- 3943US8681432B2Zoom lens and image pickup apparatus equipped with zoom lensHAMANO HIROYUKI·Filed 2012·Granted Mar 25, 2014·0 cites·10 claims
- 4042US10031323B2Zoom lens and image pickup apparatus including the sameCANON KK·Filed 2015·Granted Jul 24, 2018·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →