Inventor · disambiguated record
Yoshihiko Morikawa
Also filed as: MORIKAWA YOSHIHIKO
4 granted patents·47 citations·filing 1997–2003
77Inventor score
Files withEBARA DENSAN LTD4
Top patents by PatentIndex Score
4 records- 0166US6666987B1Liquid etchant and method for roughening copper surfaceEBARA DENSAN LTD·Filed 1999·Granted Dec 23, 2003·19 cites·28 claims
- 0261US6544436B2Etchant, method for roughening copper surface and method for producing printed wiring boardEBARA DENSAN LTD·Filed 1997·Granted Apr 8, 2003·15 cites·14 claims
- 0357US7189336B2Etchant, method for roughening copper surface and method for producing printed wiring boardEBARA DENSAN LTD·Filed 2003·Granted Mar 13, 2007·7 cites·14 claims
- 0455US6902626B2Method for roughening copper surfaceEBARA DENSAN LTD·Filed 2003·Granted Jun 7, 2005·6 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →