Inventor · disambiguated record
Ryuichi Nagae
Also filed as: NAGAE RYUICHI
13 granted patents·40 citations·filing 2002–2019
88Inventor score
Top patents by PatentIndex Score
13 records- 0190US8351775B2Lens barrel and image pickup apparatusCANON KK·Filed 2010·Granted Jan 8, 2013·16 cites·4 claims
- 0274US7448811B2Lens barrel and imaging apparatus having the sameCANON KK·Filed 2005·Granted Nov 11, 2008·4 cites·11 claims
- 0372US8218251B2Lens barrel having small unit for stably guiding focus lens, and image pickup apparatusNAGAE RYUICHI·Filed 2010·Granted Jul 10, 2012·4 cites·6 claims
- 0465US7286754B2CameraCANON KK·Filed 2005·Granted Oct 23, 2007·2 cites·3 claims
- 0563US6663300B2CameraCANON KK·Filed 2002·Granted Dec 16, 2003·6 cites·6 claims
- 0660US6947667B2CameraCANON KK·Filed 2004·Granted Sep 20, 2005·4 cites·10 claims
- 0757US7595945B2Lens apparatus and image-taking apparatusCANON KK·Filed 2005·Granted Sep 29, 2009·2 cites·9 claims
- 0851US6973261B2CameraCANON KK·Filed 2004·Granted Dec 6, 2005·2 cites·4 claims
- 0945US10649318B2Electronic device capable of unlocking interchangeable unit during blackout, and monitoring systemCANON KK·Filed 2019·Granted May 12, 2020·0 cites·7 claims
- 1045US7808728B2Lens barrel and image pickup apparatusCANON KK·Filed 2009·Granted Oct 5, 2010·0 cites·8 claims
- 1144US8515273B2Lens barrelNAGAE RYUICHI·Filed 2011·Granted Aug 20, 2013·0 cites·5 claims
- 1237US10313614B2Image processing apparatusCANON KK·Filed 2015·Granted Jun 4, 2019·0 cites·9 claims
- 1337US6603609B2Zoom lens barrel having variable fully-open aperture value functionCANON KK·Filed 2002·Granted Aug 5, 2003·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →