Inventor · disambiguated record
Shigeyuki Hamayoshi
Also filed as: HAMAYOSHI SHIGEYUKI
5 granted patents·142 citations·filing 1997–2017
82Inventor score
Top patents by PatentIndex Score
5 records- 0193US6846765B2Silicon nitride powder, silicon nitride sintered body, sintered silicon nitride substrate, and circuit board and thermoelectric module comprising such sintered silicon nitride substrateHITACHI METALS LTD·Filed 2001·Granted Jan 25, 2005·91 cites·7 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
- 0374US7031166B2Silicon nitride powder, silicon nitride sintered body, sintered silicon nitride substrate, and circuit board and thermoelectric module comprising such sintered silicon nitride substrateHITACHI METALS LTD·Filed 2004·Granted Apr 18, 2006·19 cites·4 claims
- 0454US6077327AAluminum composite material of low-thermal expansion and high-thermal conductivity and method of producing sameHITACHI METALS LTD·Filed 1997·Granted Jun 20, 2000·25 cites·3 claims
- 0546US8210999B2Roll for use in galvanizing potHAMAYOSHI SHIGEYUKI·Filed 2004·Granted Jul 3, 2012·4 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →