Inventor · disambiguated record
Helmut Jakusch
Also filed as: HOEPPNER BERND DR · JAKUSCH HELMUT · OHLINGER MANFRED
39 granted patents·1 pending application·356 citations·filing 1975–2001
98Inventor score
Top patents by PatentIndex Score
40 records- 0191US5006406AMagnetic recording mediaBASF AG·Filed 1988·Granted Apr 9, 1991·47 cites·1 claims
- 0287US4271234AIron oxide magnetic pigments for the production of magnetic coatingsDYNAMIT NOBEL AG·Filed 1979·Granted Jun 2, 1981·30 cites·23 claims
- 0384US4169912AIron oxide magnetic pigments for the production of magnetic coatingsDYNAMIT NOBEL AG·Filed 1977·Granted Oct 2, 1979·24 cites·9 claims
- 0473US4178171AManufacture of acicular ferromagnetic iron particlesBASF AG·Filed 1978·Granted Dec 11, 1979·15 cites·5 claims
- 0572US4296149AManufacture of acicular cobalt-containing magnetic iron oxideBASF AG·Filed 1980·Granted Oct 20, 1981·16 cites·1 claims
- 0671US4826671APreparation of acicular α-Fe2 O3BASF AG·Filed 1987·Granted May 2, 1989·22 cites·3 claims
- 0771US4729785APreparation of acicular ferromagnetic metal particles consisting essentially of ironBASF AG·Filed 1986·Granted Mar 8, 1988·17 cites·1 claims
- 0866US4213959AManufacture of acicular, ferrimagnetic iron oxideBASF AG·Filed 1978·Granted Jul 22, 1980·11 cites·2 claims
- 0965US4764300APreparation of finely divided and acicular hexagonal ferrites and their use for the production of magnetic recording media and plastoferritesBASF AG·Filed 1986·Granted Aug 16, 1988·12 cites·6 claims
- 1063US4401643APreparation of finely divided barium ferrite of high coercivityBASF AG·Filed 1981·Granted Aug 30, 1983·11 cites·3 claims
- 1160US4497723APreparation of acicular, ferrimagnetic iron oxidesBASF AG·Filed 1983·Granted Feb 5, 1985·10 cites·2 claims
- 1259US5050015AMethod and arrangement for reducing wear in a magnetic storage meansBASF AG·Filed 1989·Granted Sep 17, 1991·12 cites·10 claims
- 1358US4420330AStabilization of pyrophoric ferromagnetic acicular metal particles consisting essentially of ironBASF AG·Filed 1982·Granted Dec 13, 1983·13 cites·4 claims
- 1456US4221776AManufacture of acicular ferrimagnetic iron oxidesBASF AG·Filed 1979·Granted Sep 9, 1980·7 cites·2 claims
- 1553US5490476ATemperature indicator for deep-frozen productsBASF MAGNETICS GMBH·Filed 1994·Granted Feb 13, 1996·18 cites·6 claims
- 1652US6936340B2Magnetic recording mediumIMATION CORP·Filed 2001·Granted Aug 30, 2005·5 cites·24 claims
- 1752US6835450B2Magnetic recording mediumIMATION CORP·Filed 2001·Granted Dec 28, 2004·2 cites·24 claims
- 1852US4048375AMagnetic recording media of improved mechanical resistanceBASF AG·Filed 1976·Granted Sep 13, 1977·7 cites·4 claims
- 1951US4619777APreparation of a magnetic dispersionBASF AG·Filed 1983·Granted Oct 28, 1986·7 cites·8 claims
- 2049US4933004APreparation of acicular ferromagnetic metal particles of substantially ironBASF AG·Filed 1987·Granted Jun 12, 1990·11 cites·4 claims
- 2149US4650597APreparation of finely divided isotropic cobalt-containing ferrite powderBASF AG·Filed 1985·Granted Mar 17, 1987·7 cites·3 claims
- 2245US5378383AProcess for preparing modified chromium dioxideBASF MAGNETICS GMBH·Filed 1993·Granted Jan 3, 1995·6 cites·1 claims
- 2342US4018882AManufacture of gamma-iron (III) oxideBASF AG·Filed 1975·Granted Apr 19, 1977·3 cites·5 claims
- 2441US4774072APreparation of acicular alpha-Fe2 O3BASF AG·Filed 1987·Granted Sep 27, 1988·4 cites·4 claims
- 2541US4631140AFerrimagnetic particles and their preparationBASF AG·Filed 1985·Granted Dec 23, 1986·4 cites·3 claims
- 2639US5047161APreparation of isometric cobalt- and titanium-containing magnetic iron oxidesSTECK WERNER·Filed 1988·Granted Sep 10, 1991·5 cites·5 claims
- 2739US2001026880A1Magnetic recording mediaFiled 2001·Application pending·0 cites
- 2837US5009877AStabilization of acicular ferromagnetic chromium dioxideBASF AG·Filed 1990·Granted Apr 23, 1991·3 cites·3 claims
- 2937US4581246AProduction of magnetic recording mediaBASF AG·Filed 1985·Granted Apr 8, 1986·3 cites·1 claims
- 3037US4495246AAcicular ferromagnetic chromium dioxide particlesBASF AG·Filed 1983·Granted Jan 22, 1985·4 cites·4 claims
- 3136US4781851APreparation of ferromagnetic chromium dioxideBASF AG·Filed 1987·Granted Nov 1, 1988·3 cites·1 claims
- 3236US4439231APreparation of acicular ferromagnetic metal particles consisting essentially of ironBASF AG·Filed 1983·Granted Mar 27, 1984·4 cites·2 claims
- 3334US4755315APreparation of cobalt-containing isotropic magnetic iron oxidesBASF AG·Filed 1987·Granted Jul 5, 1988·3 cites·1 claims
- 3433US4507457AProduction of magnetic recording mediaBASF AG·Filed 1983·Granted Mar 26, 1985·1 cites·4 claims
- 3532US6231963B1Magnetic recording mediaEMTEC MAGNETICS GMBH·Filed 1996·Granted May 15, 2001·3 cites·11 claims
- 3631US6235368B1Magnetic recording medium having a high recording density and its productionEMTEC MAGNETICS GMBH·Filed 1998·Granted May 22, 2001·3 cites·12 claims
- 3730US4755395APreparation of acicular cobalt-containing ferrimagnetic iron oxidesBASF AG·Filed 1986·Granted Jul 5, 1988·1 cites·3 claims
- 3827US5153022AStochastic orientation of magnetic recording mediaBASF AG·Filed 1991·Granted Oct 6, 1992·0 cites·4 claims
- 3924US6040041AMagnetic recording mediumEMTEC MAGNETICS GMBH·Filed 1998·Granted Mar 21, 2000·1 cites·6 claims
- 4024US5569409AFinely divided acicular magnetic modified chromium dioxideBASF MAGNETICS GMBH·Filed 1994·Granted Oct 29, 1996·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →