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John Paul Homewood
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Walnut Creek, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Systems and methods for providing security in a voting machine
Patent number
7,422,151
Issue date
Sep 9, 2008
Sequoia Voting Systems, Inc.
John Homewood
G07 - CHECKING-DEVICES
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Patent Grant
Systems and methods for providing security in a voting machine
Patent number
7,111,782
Issue date
Sep 26, 2006
John Paul Homewood
G07 - CHECKING-DEVICES
Patents Applications
last 30 patents
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Patent Application
Apparatus and method for providing security in a voting machine
Publication number
20080210746
Publication date
Sep 4, 2008
Sequoia Voting Systems Inc.
John Paul Homewood
G07 - CHECKING-DEVICES
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Patent Application
Systems and methods for providing security in a voting machine
Publication number
20040238632
Publication date
Dec 2, 2004
De La Rue PLC
John Paul Homewood
G07 - CHECKING-DEVICES