Inventor · disambiguated record
Werner Stumpfi
Also filed as: OHLINGER MANFRED · STUEMPFI WERNER · STUMPFI WERNER
5 granted patents·65 citations·filing 1974–1984
81Inventor score
Files withBASF AG5
Top patents by PatentIndex Score
5 records- 0183US4017303AManufacture of acicular ferromagnetic metal pigments containing ironBASF AG·Filed 1975·Granted Apr 12, 1977·25 cites·9 claims
- 0265US3961990AManufacture of magnetic materials which exhibit exchange anisotropyBASF AG·Filed 1974·Granted Jun 8, 1976·16 cites·5 claims
- 0361US4177317AStabilization of chromium dioxide magnetic pigmentsBASF AG·Filed 1977·Granted Dec 4, 1979·10 cites·8 claims
- 0455US4541587AHub for magnetic tape cassettes, especially compact cassettes, and magnetic tape cassette possessing one or more such hubsBASF AG·Filed 1984·Granted Sep 17, 1985·8 cites·11 claims
- 0549US4515331AHub for magnetic tape cassettes, especially compact cassettes, and magnetic tape cassette possessing one or more such hubsBASF AG·Filed 1981·Granted May 7, 1985·6 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →