Assignee
UCHIYAMA MASAYUKI
JP·3 granted patents·5 citations·filing 2007–2012
Top patents by PatentIndex Score
3 records- 0171US9588266B2Optical filter and optical apparatusUCHIYAMA MASAYUKI·Filed 2012·Granted Mar 7, 2017·3 cites·15 claims
- 0256US8665520B2Neutral density optical filter and image pickup apparatusUCHIYAMA MASAYUKI·Filed 2007·Granted Mar 4, 2014·2 cites·6 claims
- 0345US9316766B2Optical filter, optical device, electronic device and anti-reflection compositeUCHIYAMA MASAYUKI·Filed 2012·Granted Apr 19, 2016·0 cites·15 claims
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