Assignee
KAWAMOTO HISASHI
JP9 patents
Top patents by PatentIndex Score
US8070370B2Dec 6, 2011
Gear mechanism and blade drive device
KAWAMOTO HISASHI4 citations61
US8057113B2Nov 15, 2011
Blade drive device and optical apparatus
KAWAMOTO HISASHI4 citations61
US8934162B2Jan 13, 2015
Diaphragm device
KAWAMOTO HISASHI1 citations51
US8100593B2Jan 24, 2012
Speed reducing mechanism, drive device, and optical instrument
KAWAMOTO HISASHI1 citations51
US8074979B2Dec 13, 2011
Sheet feed tray and image forming apparatus
KAWAMOTO HISASHI1 citations51
US8419298B2Apr 16, 2013
Drive mechanism, blade drive mechanism and optical device
KAWAMOTO HISASHI0 citations48
US8314878B2Nov 20, 2012
Image pickup apparatus with impact resistance
KAWAMOTO HISASHI0 citations40
US8145050B2Mar 27, 2012
Lens drive device
KAWAMOTO HISASHI0 citations40
US8879972B2Nov 4, 2014
Fuser and image-forming apparatus
KAWAMOTO HISASHI0 citations39