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Chunhua Li
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North Haven, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Software based stamp dispenser
Patent number
7,383,194
Issue date
Jun 3, 2008
Pitney Bowes Inc.
Gary M. Heiden
G07 - CHECKING-DEVICES
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Patent Grant
Software based stamp dispenser
Patent number
6,438,530
Issue date
Aug 20, 2002
Pitney Bowes Inc.
Gary M. Heiden
G07 - CHECKING-DEVICES
Information
Patent Grant
Method and system for providing controlled access to information st...
Patent number
6,131,090
Issue date
Oct 10, 2000
Pitney Bowes Inc.
Micheal R. Basso
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for fault tolerant key management
Patent number
5,621,795
Issue date
Apr 15, 1997
Pitney Bowes Inc.
Walter J. Baker
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Software based stamp dispenser
Publication number
20020091545
Publication date
Jul 11, 2002
Pitney Bowes Inc.
Gary M. Heiden
G07 - CHECKING-DEVICES