John P. Gardner

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London N 9, GB

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Patents Grantslast 30 patents

Information Patent Grant
Tape winding apparatus
- Patent number 5,462,631
- Issue date Oct 31, 1995
- John P. Gardner
- G11 - INFORMATION STORAGE
Information Patent Grant
Method to produce pre-recorded tape cassettes
- Patent number 4,987,503
- Issue date Jan 22, 1991
- John P. Gardner
- G11 - INFORMATION STORAGE
Information Patent Grant
Splicing and loading of tape into cassettes with a stationary splic...
- Patent number 4,911,774
- Issue date Mar 27, 1990
- Tape Automation, Ltd.
- John P. Gardner
- G11 - INFORMATION STORAGE
Information Patent Grant
Reproduction of magnetic recordings
- Patent number 4,725,899
- Issue date Feb 16, 1988
- John P. Gardner
- G11 - INFORMATION STORAGE