Inventor · disambiguated record
Seiichi Kashiwaba
Also filed as: KASHIWABA SEIICHI
18 granted patents·1 pending application·230 citations·filing 1994–2012
94Inventor score
Top patents by PatentIndex Score
19 records- 0191US7385632B2Lens, camera body and camera systemCANON KK·Filed 2005·Granted Jun 10, 2008·16 cites·10 claims
- 0290USD420029SInterchangeable lens for single-lens reflex cameraCANON KK·Filed 1999·Granted Feb 1, 2000·39 cites·1 claims
- 0386US6999684B2Camera system and cameraCANON KK·Filed 2003·Granted Feb 14, 2006·22 cites·20 claims
- 0482US6603929B2Camera system and lens apparatusCANON KK·Filed 2002·Granted Aug 5, 2003·17 cites·15 claims
- 0582US6381076B1Zoom lens barrelCANON KK·Filed 2000·Granted Apr 30, 2002·26 cites·40 claims
- 0679US5974269AImage blur preventing apparatusCANON KK·Filed 1997·Granted Oct 26, 1999·64 cites·13 claims
- 0777US7515199B2Detachable lens apparatus, camera system and camera for accurate automatic focusing using two driving mechanismsCANON KK·Filed 2005·Granted Apr 7, 2009·5 cites·8 claims
- 0871US8743267B2Optical apparatus for calculating an object distanceCANON KK·Filed 2012·Granted Jun 3, 2014·2 cites·10 claims
- 0961US8767323B2Optical apparatusKASHIWABA SEIICHI·Filed 2012·Granted Jul 1, 2014·2 cites·12 claims
- 1061US7106363B2Lens apparatus, camera system, and cameraCANON KK·Filed 2002·Granted Sep 12, 2006·4 cites·33 claims
- 1161US6892028B2Camera system, camera and lens apparatusCANON KK·Filed 2004·Granted May 10, 2005·4 cites·12 claims
- 1259US7603030B2Optical apparatus for correcting the movement of a focusing lens in accordance with a change in focal lengthCANON KK·Filed 2005·Granted Oct 13, 2009·2 cites·9 claims
- 1357US6738198B2Optical-element holding mechanism, image-shake correcting device and optical apparatusCANON KK·Filed 1999·Granted May 18, 2004·20 cites·10 claims
- 1447US7903347B2Lens apparatus and optical apparatusCANON KK·Filed 2009·Granted Mar 8, 2011·0 cites·6 claims
- 1546US7675567B2Camera, camera system, and lens apparatusCANON KK·Filed 2005·Granted Mar 9, 2010·0 cites·6 claims
- 1643US6847785B2Camera system, camera and lens apparatusCANON KK·Filed 2003·Granted Jan 25, 2005·0 cites·4 claims
- 1738US2004057713A1Camera and camera systemFiled 2003·Application pending·0 cites
- 1834US6040951AOptical apparatus having hard circuit board encoderCANON KK·Filed 1997·Granted Mar 21, 2000·5 cites·40 claims
- 1931US5408286ASignal generating device with selective pattern readingCANON KK·Filed 1994·Granted Apr 18, 1995·2 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →