Inventor · disambiguated record
Yasuhiko Nagashima
Also filed as: NAGASHIMA YASUHIKO
11 granted patents·1 pending application·183 citations·filing 1995–2017
91Inventor score
Top patents by PatentIndex Score
12 records- 0191US8318256B2Metallic material and method of manufacturing the sameISHII HITOSHI·Filed 2010·Granted Nov 27, 2012·8 cites·14 claims
- 0290US10854396B2Packaging material for electrochemical cellsDAINIPPON PRINTING CO LTD·Filed 2017·Granted Dec 1, 2020·3 cites·6 claims
- 0390US8535456B2Chemical conversion treatment solution for a steel material and chemical conversion treatment methodISHII HITOSHI·Filed 2011·Granted Sep 17, 2013·5 cites·8 claims
- 0483US6723178B1Process for forming a phosphate conversion coating on metalHENKEL CORP·Filed 2000·Granted Apr 20, 2004·33 cites·10 claims
- 0580US6180177B1Surface treatment composition for metallic material and method for treatmentNIHON PARKERIZING·Filed 1998·Granted Jan 30, 2001·43 cites·8 claims
- 0673US9879346B2Chromium-and-fluorine-free chemical conversion treatment solution for metal surfaces, metal surface treatment method, and metal surface coating methodKODAMA TAKAHIRO·Filed 2011·Granted Jan 30, 2018·2 cites·27 claims
- 0772US6214132B1Conditioning metal surfaces prior to phosphate conversion coatingHENKEL CORP·Filed 1999·Granted Apr 10, 2001·40 cites·20 claims
- 0852US6231688B1Composition and process for zinc phosphate conversion coatingHENKEL CORP·Filed 1996·Granted May 15, 2001·15 cites·20 claims
- 0946US5888315AComposition and process for forming an underpaint coating on metalsHENKEL CORP·Filed 1996·Granted Mar 30, 1999·11 cites·23 claims
- 1044US6478860B1Conditioning metal surfaces before phosphating themHENKEL CORP·Filed 1999·Granted Nov 12, 2002·14 cites·25 claims
- 1143US5932292AZinc phosphate conversion coating composition and processHENKEL CORP·Filed 1995·Granted Aug 3, 1999·9 cites·18 claims
- 1243US2011094630A1Chemical conversion solution for metal structure and surface treating methodHENKEL AG & CO KGAA·Filed 2010·Application pending·0 cites
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