Inventor · disambiguated record
Gaku Yoshikawa
Also filed as: YOSHIKAWA GAKU
5 granted patents·2 citations·filing 2014–2015
62Inventor score
Files withSUMITOMO CHEMICAL CO5
Top patents by PatentIndex Score
5 records- 0171US10011720B2Silicone-based encapsulating material composition and semiconductor light-emitting deviceSUMITOMO CHEMICAL CO·Filed 2015·Granted Jul 3, 2018·1 cites·12 claims
- 0257US9972756B2Method for producing semiconductor light-emitting deviceSUMITOMO CHEMICAL CO·Filed 2015·Granted May 15, 2018·1 cites·7 claims
- 0342US9840641B2Silicone resin liquid compositionSUMITOMO CHEMICAL CO·Filed 2014·Granted Dec 12, 2017·0 cites·17 claims
- 0439US9954152B2Method for producing semiconductor light-emitting deviceSUMITOMO CHEMICAL CO·Filed 2015·Granted Apr 24, 2018·0 cites·3 claims
- 0537US9765190B2Polysilsesquioxane based encapsulating material composition for UV-LED and use of phosphoric acid based catalyst thereforSUMITOMO CHEMICAL CO·Filed 2015·Granted Sep 19, 2017·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →