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Clark M. Viehweg
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Los Gatos, CA, US
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last 30 patents
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Patent Grant
Teleradiology system
Patent number
4,910,609
Issue date
Mar 20, 1990
Raytel Systems Corporation
John L. Nicholas
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Teleradiology system having multiple compressor/expanders
Patent number
4,860,112
Issue date
Aug 22, 1989
Raytel Systems Corporation
John L. Nichols
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Teleradiology system
Patent number
4,748,511
Issue date
May 31, 1988
Raytel Systems Corporation
John L. Nichols
H04 - ELECTRIC COMMUNICATION TECHNIQUE