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William Ascher Lappen
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Encino, CA, US
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last 30 patents
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Patent Grant
Display device for both hardcopy and digital images
Patent number
6,462,868
Issue date
Oct 8, 2002
Buy-Phone, Inc.
Daniel Jay Giesberg
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Remote telephone ringer controller
Patent number
5,930,351
Issue date
Jul 27, 1999
William Ascher Lappen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Method and apparatus for monitoring video signals in a computer
Patent number
5,812,785
Issue date
Sep 22, 1998
Buy-Phone, Inc.
David Irwin Lappen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for monitoring video signals in a computer
Patent number
5,687,096
Issue date
Nov 11, 1997
Buy-Phone, Inc.
David Irwin Lappen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Object sensor for detecting characteristics such as color for games
Patent number
4,956,775
Issue date
Sep 11, 1990
Reuben B. Klamer
G07 - CHECKING-DEVICES