Inventor · disambiguated record
Yasutaka Hamaguchi
Also filed as: HAMAGUCHI YASUTAKA
5 granted patents·40 citations·filing 2005–2011
77Inventor score
Top patents by PatentIndex Score
5 records- 0190US7358544B2Nitride semiconductor light emitting deviceNICHIA CORP·Filed 2005·Granted Apr 15, 2008·23 cites·25 claims
- 0282US7791098B2Nitride semiconductor light emitting deviceNICHIA CORP·Filed 2008·Granted Sep 7, 2010·9 cites·17 claims
- 0376US7884379B2Nitride semiconductor light emitting deviceNICHIA CORP·Filed 2007·Granted Feb 8, 2011·6 cites·18 claims
- 0468US8674381B2Nitride semiconductor light emitting deviceSAKAMOTO TAKAHIKO·Filed 2011·Granted Mar 18, 2014·2 cites·25 claims
- 0538US8698188B2Semiconductor light emitting device and method for producing the sameHAMAGUCHI YASUTAKA·Filed 2011·Granted Apr 15, 2014·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →