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Helmut Jakusch
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Frankenthal, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic recording medium
Patent number
6,936,340
Issue date
Aug 30, 2005
Imation Corp.
Helmut Jakusch
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium
Patent number
6,835,450
Issue date
Dec 28, 2004
Imation Corp.
Ronald John Veitch
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium having a high recording density and its p...
Patent number
6,235,368
Issue date
May 22, 2001
EMTEC Magnetics GmbH
Hans-Bertram Wiegemann
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording media
Patent number
6,231,963
Issue date
May 15, 2001
EMTEC Magnetics GmbH
August Lehner
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium
Patent number
6,040,041
Issue date
Mar 21, 2000
EMTEC Magnetics GmbH
Klaus Gotz
G11 - INFORMATION STORAGE
Information
Patent Grant
Finely divided acicular magnetic modified chromium dioxide
Patent number
5,569,409
Issue date
Oct 29, 1996
BASF Magnetics GmbH
Harald Jachow
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Temperature indicator for deep-frozen products
Patent number
5,490,476
Issue date
Feb 13, 1996
BASF Magnetics GmbH
Ronald J. Veitch
G01 - MEASURING TESTING
Information
Patent Grant
Process for preparing modified chromium dioxide
Patent number
5,378,383
Issue date
Jan 3, 1995
BASF Magnetics GmbH
Harald Jachow
G11 - INFORMATION STORAGE
Information
Patent Grant
Stochastic orientation of magnetic recording media
Patent number
5,153,022
Issue date
Oct 6, 1992
BASF Aktiengesellschaft
Ronald J. Veitch
G11 - INFORMATION STORAGE
Information
Patent Grant
Method and arrangement for reducing wear in a magnetic storage means
Patent number
5,050,015
Issue date
Sep 17, 1991
BASF Aktiengesellschaft
Joachim Hack
G11 - INFORMATION STORAGE
Information
Patent Grant
Preparation of isometric cobalt- and titanium-containing magnetic i...
Patent number
5,047,161
Issue date
Sep 10, 1991
Werner Steck
G11 - INFORMATION STORAGE
Information
Patent Grant
Stabilization of acicular ferromagnetic chromium dioxide
Patent number
5,009,877
Issue date
Apr 23, 1991
BASF Aktiengesellschaft
Werner Steck
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording media
Patent number
5,006,406
Issue date
Apr 9, 1991
BASF Aktiengesellschaft
Jenoe Kovacs
G11 - INFORMATION STORAGE
Information
Patent Grant
Preparation of acicular ferromagnetic metal particles of substantia...
Patent number
4,933,004
Issue date
Jun 12, 1990
BASF Aktiengesellschaft
Klaus-Dieter Hoppe
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Preparation of acicular .alpha.-Fe.sub.2 O.sub.3
Patent number
4,826,671
Issue date
May 2, 1989
BASF Aktiengesellschaft
Volker Arndt
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Preparation of ferromagnetic chromium dioxide
Patent number
4,781,851
Issue date
Nov 1, 1988
BASF Aktiengesellschaft
Werner Steck
G11 - INFORMATION STORAGE
Information
Patent Grant
Preparation of acicular alpha-Fe.sub.2 O.sub.3
Patent number
4,774,072
Issue date
Sep 27, 1988
BASF Aktiengesellschaft
Volker Arndt
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Preparation of finely divided and acicular hexagonal ferrites and t...
Patent number
4,764,300
Issue date
Aug 16, 1988
BASF Aktiengesellschaft
Hartmut Hibst
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Preparation of cobalt-containing isotropic magnetic iron oxides
Patent number
4,755,315
Issue date
Jul 5, 1988
BASF Aktiengesellschat
Werner Steck
G11 - INFORMATION STORAGE
Information
Patent Grant
Preparation of acicular cobalt-containing ferrimagnetic iron oxides
Patent number
4,755,395
Issue date
Jul 5, 1988
BASF Aktiengesellschaft
Werner Steck
G11 - INFORMATION STORAGE
Information
Patent Grant
Preparation of acicular ferromagnetic metal particles consisting es...
Patent number
4,729,785
Issue date
Mar 8, 1988
BASF Aktiengesellschaft
Ekkehard Schwab
G11 - INFORMATION STORAGE
Information
Patent Grant
Preparation of finely divided isotropic cobalt-containing ferrite p...
Patent number
4,650,597
Issue date
Mar 17, 1987
BASF Aktiengesellschaft
Hartmut Hibst
G11 - INFORMATION STORAGE
Information
Patent Grant
Ferrimagnetic particles and their preparation
Patent number
4,631,140
Issue date
Dec 23, 1986
BASF Aktiengesellschaft
Werner Steck
G11 - INFORMATION STORAGE
Information
Patent Grant
Preparation of a magnetic dispersion
Patent number
4,619,777
Issue date
Oct 28, 1986
BASF Aktiengesellschaft
Milena Melzer
G11 - INFORMATION STORAGE
Information
Patent Grant
Production of magnetic recording media
Patent number
4,581,246
Issue date
Apr 8, 1986
BASF Aktiengesellschaft
Milena Melzer
G11 - INFORMATION STORAGE
Information
Patent Grant
Production of magnetic recording media
Patent number
4,507,457
Issue date
Mar 26, 1985
BASF Aktiengesellschaft
Albert Kohl
G11 - INFORMATION STORAGE
Information
Patent Grant
Preparation of acicular, ferrimagnetic iron oxides
Patent number
4,497,723
Issue date
Feb 5, 1985
BASF Aktiengesellschaft
Manfred Ohlinger
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Acicular ferromagnetic chromium dioxide particles
Patent number
4,495,246
Issue date
Jan 22, 1985
BASF Aktiengesellschaft
Werner Steck
G11 - INFORMATION STORAGE
Information
Patent Grant
Preparation of acicular ferromagnetic metal particles consisting es...
Patent number
4,439,231
Issue date
Mar 27, 1984
BASF Aktiengesellschaft
Werner Steck
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Stabilization of pyrophoric ferromagnetic acicular metal particles...
Patent number
4,420,330
Issue date
Dec 13, 1983
BASF Aktiengesellschaft
Helmut Jakusch
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
Information
Patent Application
Magnetic recording medium
Publication number
20020012815
Publication date
Jan 31, 2002
EMTEC MAGNETICS GmbH
Ronald John Veitch
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording medium
Publication number
20020009617
Publication date
Jan 24, 2002
EMTEC MAGNETICS GmbH
Helmut Jakusch
G11 - INFORMATION STORAGE
Information
Patent Application
Magnetic recording media
Publication number
20010026880
Publication date
Oct 4, 2001
August Lehner
G11 - INFORMATION STORAGE