Inventor · disambiguated record
Ko Matsumura
Also filed as: MATSUMURA KO
6 granted patents·118 citations·filing 1974–1989
84Inventor score
Files withKAWASAKI STEEL CO6
Top patents by PatentIndex Score
6 records- 0196US4204890AMethod of producing non-oriented silicon steel sheets having an excellent electromagnetic propertyKAWASAKI STEEL CO·Filed 1978·Granted May 27, 1980·51 cites·7 claims
- 0282US3940299AMethod for producing single-oriented electrical steel sheets having a high magnetic inductionKAWASAKI STEEL CO·Filed 1974·Granted Feb 24, 1976·24 cites·3 claims
- 0371US4946519ASemi-processed non-oriented electromagnetic steel strip having low core loss and high magnetic permeability, and method of makingKAWASAKI STEEL CO·Filed 1988·Granted Aug 7, 1990·19 cites·9 claims
- 0467US4293336ACold rolled non-oriented electrical steel sheetKAWASAKI STEEL CO·Filed 1980·Granted Oct 6, 1981·14 cites·1 claims
- 0552US5013372ASemi-process non-oriented electromagnetic steel strip having low core loss and high magnetic permeability, and method of makingKAWASAKI STEEL CO·Filed 1989·Granted May 7, 1991·7 cites·3 claims
- 0637US4938806AMethod for producing an electro-magnetic steel sheetKAWASAKI STEEL CO·Filed 1988·Granted Jul 3, 1990·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →