Hugh K. Littlejohn

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Barkham, GB

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Patents Grantslast 30 patents

Information Patent Grant
Providing an accurate tally indication of sources in use for output
- Patent number 5,822,015
- Issue date Oct 13, 1998
- Questech Limited
- Nicholas Barton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Processing of video image signals
- Patent number 4,922,345
- Issue date May 1, 1990
- Hugh Kendal Littlejohn Questech Limited
- Nicholas Barton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE