Inventor · disambiguated record
Yoshimasa Kikukawa
Also filed as: KIKUKAWA YOSHIMASA
7 granted patents·110 citations·filing 1994–2012
84Inventor score
Top patents by PatentIndex Score
7 records- 0177US5498301AAgent for treating surfaces of copper and copper alloysSHIKOKU CHEM·Filed 1994·Granted Mar 12, 1996·38 cites·9 claims
- 0273US5795409ASurface treating agent for copper or copper alloySHIKOKU CHEM·Filed 1997·Granted Aug 18, 1998·37 cites·4 claims
- 0372US7754105B2Water-soluble preflux and usage of the sameSHIKOKU CHEM·Filed 2006·Granted Jul 13, 2010·3 cites·4 claims
- 0470US5560785AMethod for forming a protective chemical layer on copper and copper alloy surfacesSHIKOKU CHEM·Filed 1995·Granted Oct 1, 1996·31 cites·8 claims
- 0557US8183386B2Phenylnaphthylimidazole compound and usage of the sameHIRAO HIROHIKO·Filed 2005·Granted May 22, 2012·1 cites·15 claims
- 0655US8378116B2Phenylnaphthylimidazole compound and usage of the sameSHIKOKU CHEM·Filed 2012·Granted Feb 19, 2013·0 cites·3 claims
- 0739US7661577B2Imidazole compound and use thereofSHIKOKU CHEM·Filed 2004·Granted Feb 16, 2010·0 cites·1 claims
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