Inventor · disambiguated record
Mitsuhiro Koyama
Also filed as: KOYAMA MITSUHIRO
5 granted patents·3 pending applications·149 citations·filing 1985–2022
81Inventor score
Top patents by PatentIndex Score
8 records- 0181US4639838AShadowless lighting equipment for medical useYAMADA SHADOWLESS LAMP CO·Filed 1985·Granted Jan 27, 1987·49 cites·10 claims
- 0278US5068767AAutomatic focus position adjusting unit for use in shadowless lighting deviceYAMADA SHADOWLESS LAMP CO·Filed 1990·Granted Nov 26, 1991·55 cites·1 claims
- 0362US5894505ATelephone answering machineSHARP KK·Filed 1997·Granted Apr 13, 1999·43 cites·19 claims
- 0448US2022280039A1Optical unitSYNQROA CO LTD·Filed 2022·Application pending·0 cites
- 0545US2017266395A1Lighting deviceSYNQROA CO LTD·Filed 2014·Application pending·0 cites
- 0644US10401004B2Head-mounted type lighting deviceTAIYO KK·Filed 2017·Granted Sep 3, 2019·0 cites·12 claims
- 0740US2019277481A1Head-mounted lighting deviceSYNQROA CO LTD·Filed 2019·Application pending·0 cites
- 0825USD850681SLight for medical useTAIYO KK·Filed 2017·Granted Jun 4, 2019·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →