Norbert Kreimes

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Ludwigshafen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Tape cassette containing echo-erasing means
- Patent number 4,656,548
- Issue date Apr 7, 1987
- BASF Aktiengesellschaft
- Dietmar Pfefferkorn
- G11 - INFORMATION STORAGE
Information Patent Grant
Hub for magnetic tape cassettes, especially compact cassettes, and...
- Patent number 4,541,587
- Issue date Sep 17, 1985
- BASF Aktiengesellschaft
- Werner Stumpfi
- G11 - INFORMATION STORAGE
Information Patent Grant
Hub for magnetic tape cassettes, especially compact cassettes, and...
- Patent number 4,515,331
- Issue date May 7, 1985
- BASF Aktiengesellschaft
- Werner Stumpfi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape cassette arrangements
- Patent number 4,453,683
- Issue date Jun 12, 1984
- BASF Aktiengesellschaft
- Karl-Juergen Reimer
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape cassette
- Patent number 4,396,169
- Issue date Aug 2, 1983
- BASF Aktiengesellschaft
- Gunter Bettinger
- G11 - INFORMATION STORAGE