Inventor · disambiguated record
Helmut Kopke
Also filed as: KOPKE HELMUT
12 granted patents·112 citations·filing 1974–1994
90Inventor score
Top patents by PatentIndex Score
12 records- 0184US4568612AMagnetic recording mediaBASF AG·Filed 1983·Granted Feb 4, 1986·28 cites·9 claims
- 0264US4320171AMagnetic recording media containing elastomeric polyurethane binders in the magnetic coatingBASF AG·Filed 1980·Granted Mar 16, 1982·22 cites·5 claims
- 0363US4005242AMagnetic recording medium containing lubricantsBASF AG·Filed 1974·Granted Jan 25, 1977·15 cites·6 claims
- 0461US4567108AMagnetic recording mediaBASF AG·Filed 1984·Granted Jan 28, 1986·11 cites·1 claims
- 0552US4568610AMagnetic recording mediaBASF AG·Filed 1984·Granted Feb 4, 1986·8 cites·2 claims
- 0646US4059716AManufacture of gamma-iron(III) oxideBASF AG·Filed 1975·Granted Nov 22, 1977·4 cites·5 claims
- 0745US4567109AMagnetic recording mediaBASF AG·Filed 1983·Granted Jan 28, 1986·9 cites·4 claims
- 0844US4091143AMagnetic recording mediaBASF AG·Filed 1975·Granted May 23, 1978·8 cites·2 claims
- 0940US5120608AMagnetic recording media comprising a polyurethane binder resin containing perfluoro groupsBASF AG·Filed 1990·Granted Jun 9, 1992·4 cites·11 claims
- 1031US5462810AMagnetic recording mediumBASF MAGNETICS GMBH·Filed 1994·Granted Oct 31, 1995·1 cites·7 claims
- 1130US4430362AProduction of magnetic recording mediaBASF AG·Filed 1982·Granted Feb 7, 1984·2 cites·3 claims
- 1227US5064721AMagnetic recording mediaBASF AG·Filed 1988·Granted Nov 12, 1991·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →