Inventor · disambiguated record
Nobuo Totsuka
Also filed as: TOTSUKA NOBUO
12 granted patents·148 citations·filing 1989–1997
91Inventor score
Top patents by PatentIndex Score
12 records- 0174US4997529AElectrolytic process and apparatus for forming pattern on surface of metallic objectKAWASAKI STEEL CO·Filed 1989·Granted Mar 5, 1991·23 cites·13 claims
- 0273US5486243AMethod of producing an aluminum alloy sheet excelling in formabilityKAWASAKI STEEL CO·Filed 1993·Granted Jan 23, 1996·23 cites·11 claims
- 0368US5061575ALubricating resin coated steel strips having improved formability and corrosion resistanceKAWASAKI STEEL CO·Filed 1989·Granted Oct 29, 1991·28 cites·10 claims
- 0455US5160590AElectrolytic processing method for electrolytically processing metal surfaceKAWASAKI STEEL CO·Filed 1991·Granted Nov 3, 1992·15 cites·12 claims
- 0549US5395687ASurface-treated aluminum material having improved spot resistance weldability, workability, and corrosion resistanceKAWASAKI STEEL CO·Filed 1993·Granted Mar 7, 1995·15 cites·4 claims
- 0648US5677005AMethod for hot dip galvanizing high tensile steel strip with minimal bare spotsKAWASAKI STEEL CO·Filed 1994·Granted Oct 14, 1997·13 cites·16 claims
- 0745US5395510AEfficient preparation of blackened steel stripKAWASAKI STEEL CO·Filed 1993·Granted Mar 7, 1995·7 cites·4 claims
- 0842US4935111AMethod for producing black colored steel stripKAWASAKI STEEL CO·Filed 1989·Granted Jun 19, 1990·5 cites·6 claims
- 0938US6030714AZinc and zinc-alloy hot-dip-coated steel sheet having decreased bare spots and excellent coating adhesion and a method for manufacturing the sameKAWASAKI STEEL CO·Filed 1997·Granted Feb 29, 2000·6 cites·10 claims
- 1035US5700561AChromated metal sheet having high corrosion resistance with improved lubricity and electric conductivityKAWASAKI STEEL CO·Filed 1995·Granted Dec 23, 1997·8 cites·16 claims
- 1130US5389436ASurface-treated metal sheet which excels in workability, electrical conductivity and corrosion resistance, and method of producing the sameKAWASAKI STEEL CO·Filed 1993·Granted Feb 14, 1995·3 cites·6 claims
- 1230US5322741AAluminum alloy sheet with improved formability and method of productionTOYOTA MOTOR CORP·Filed 1992·Granted Jun 21, 1994·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →