Inventor · disambiguated record
Youichirou Kaga
Also filed as: KAGA YOUICHIROU
7 granted patents·1 pending application·39 citations·filing 2006–2022
81Inventor score
Top patents by PatentIndex Score
8 records- 0184US8586493B2Silicon nitride sintered body, method of producing the same, and silicon nitride circuit substrate and semiconductor module using the sameKAGA YOUICHIROU·Filed 2009·Granted Nov 19, 2013·15 cites·8 claims
- 0279US10669210B2Silicon nitride sintered substrate, silicon nitride sintered substrate sheet, circuit substrate, and production method for silicon nitride sintered substrateHITACHI METALS LTD·Filed 2017·Granted Jun 2, 2020·3 cites·20 claims
- 0377US7915533B2Silicon nitride substrate, a manufacturing method of the silicon nitride substrate, a silicon nitride wiring board using the silicon nitride substrate, and semiconductor moduleHITACHI METALS LTD·Filed 2006·Granted Mar 29, 2011·9 cites·4 claims
- 0474US8563869B2Circuit board and semiconductor module using this, production method for circuit boardKAGA YOUICHIROU·Filed 2006·Granted Oct 22, 2013·8 cites·10 claims
- 0569US7948075B2Silicon nitride substrate, method of manufacturing the same, and silicon nitride circuit board and semiconductor module using the sameHITACHI METALS LTD·Filed 2009·Granted May 24, 2011·4 cites·8 claims
- 0645US2024150249A1Silicon nitride substrateHITACHI METALS LTD·Filed 2022·Application pending·0 cites
- 0739US9655237B2Silicon nitride substrate and method for producing silicon nitride substrateHITACHI METALS LTD·Filed 2012·Granted May 16, 2017·0 cites·9 claims
- 0835US8858865B2Silicon nitride substrate manufacturing method, silicon nitride substrate, silicon nitride circuit substrate, and semiconductor moduleKAGA YOUICHIROU·Filed 2010·Granted Oct 14, 2014·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →