Assignee
MATSUO TAKU
JP·3 granted patents·5 citations·filing 2010–2012
Top patents by PatentIndex Score
3 records- 0172US9454062B2Observation optical system, viewfinder equipped with observation optical system and method for manufacturing observation optical systemMATSUO TAKU·Filed 2011·Granted Sep 27, 2016·3 cites·24 claims
- 0267US8189269B2Zoom optical system, optical apparatus equipped therewith and method for manufacturing the zoom optical systemMATSUO TAKU·Filed 2010·Granted May 29, 2012·2 cites·18 claims
- 0348US9134525B2Ocular optical system and optical apparatusMATSUO TAKU·Filed 2012·Granted Sep 15, 2015·0 cites·33 claims
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