Inventor · disambiguated record
John Sefko
Also filed as: SEFKO JOHN
9 granted patents·108 citations·filing 1978–1991
88Inventor score
Top patents by PatentIndex Score
9 records- 0186US4447795ALaminated grid and web magnetic coresUS ENERGY·Filed 1981·Granted May 8, 1984·32 cites·11 claims
- 0271US5089062ADrilling of steel sheetABB POWER T & D CO·Filed 1991·Granted Feb 18, 1992·23 cites·9 claims
- 0363US4963199ADrilling of steel sheetABB POWER T & D CO·Filed 1988·Granted Oct 16, 1990·14 cites·8 claims
- 0462US4425166ALow temperature cure interlaminar coatingWESTINGHOUSE ELECTRIC CORP·Filed 1982·Granted Jan 10, 1984·11 cites·4 claims
- 0546US4158561AMethod for preparing oxide coated microlamination particlesWESTINGHOUSE ELECTRIC CORP·Filed 1978·Granted Jun 19, 1979·8 cites·10 claims
- 0644US4759949AMethod of insulating ferromagnetic amorphous metal continuous stripWESTINGHOUSE ELECTRIC CORP·Filed 1987·Granted Jul 26, 1988·10 cites·12 claims
- 0739US4808464AInsulating ferromagnetic amorphous metal stripsWESTINGHOUSE ELECTRIC CORP·Filed 1988·Granted Feb 28, 1989·6 cites·5 claims
- 0836US5067992ADrilling of steel sheetABB POWER T & D CO·Filed 1990·Granted Nov 26, 1991·3 cites·8 claims
- 0929US4362782ALow temperature cure interlaminar coatingWESTINGHOUSE ELECTRIC CORP·Filed 1980·Granted Dec 7, 1982·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →