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William E. Kokonaski
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Columbia, MD, US
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last 30 patents
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Patent Grant
Multimedia personal computer with active noise reduction and piezo...
Patent number
5,828,768
Issue date
Oct 27, 1998
Noise Cancellation Technologies, Inc.
Graham P. Eatwell
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Piezo speaker and installation method for laptop personal computer...
Patent number
5,638,456
Issue date
Jun 10, 1997
Noise Cancellation Technologies, Inc.
John K. Conley
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Electrode for display devices
Patent number
5,446,577
Issue date
Aug 29, 1995
Martin Marietta Corporation
Russell N. Bennett
G02 - OPTICS