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Mahadevan P. Subramanian
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Foster City, CA, US
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last 30 patents
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Patent Grant
System, method and article of manufacture for a gateway system arch...
Patent number
6,304,915
Issue date
Oct 16, 2001
Hewlett-Packard Company
Trong Nguyen
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
System, method and article of manufacture for a payment gateway sys...
Patent number
5,978,840
Issue date
Nov 2, 1999
VeriFone, Inc.
Trong Nguyen
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
System, method and article of manufacture for a gateway system arch...
Patent number
5,931,917
Issue date
Aug 3, 1999
VeriFone, Inc.
Trong Nguyen
G06 - COMPUTING CALCULATING COUNTING