Assignee
YAMAMOTO CHIKARA
JP·8 granted patents·2 pending applications·19 citations·filing 2009–2011
Top patents by PatentIndex Score
10 records- 0177US8508855B2Projection lens and projection-type display apparatus using the lensYAMAMOTO CHIKARA·Filed 2011·Granted Aug 13, 2013·4 cites·16 claims
- 0277US8320048B2Projection lens and projection-type display apparatus using the lensYAMAMOTO CHIKARA·Filed 2011·Granted Nov 27, 2012·4 cites·21 claims
- 0369US8270091B2Projection variable focusing lens and projection display deviceYAMAMOTO CHIKARA·Filed 2009·Granted Sep 18, 2012·4 cites·13 claims
- 0467US8462438B2Lens for projection and projection-type display apparatusYAMAMOTO CHIKARA·Filed 2011·Granted Jun 11, 2013·2 cites·17 claims
- 0565US8303117B2Projection optical system and projection-type display apparatus using the sameYAMAMOTO CHIKARA·Filed 2010·Granted Nov 6, 2012·1 cites·7 claims
- 0665US8272742B2Single projection display device having high portabilityYAMAMOTO CHIKARA·Filed 2009·Granted Sep 25, 2012·2 cites·18 claims
- 0762US8441736B2Lens for projection and projection-type display apparatusYAMAMOTO CHIKARA·Filed 2011·Granted May 14, 2013·1 cites·17 claims
- 0856US8199419B2Projection variable focusing lens and projection display deviceYAMAMOTO CHIKARA·Filed 2009·Granted Jun 12, 2012·1 cites·15 claims
- 0951US2010091246A1Single projection display deviceYAMAMOTO CHIKARA·Filed 2009·Application pending·0 cites
- 1040US2010268033A1Capsule endoscopeYAMAMOTO CHIKARA·Filed 2010·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →