Per Erwin Jonas

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Westbrook, ME, US

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 7,596,222
- Issue date Sep 29, 2009
- International Business Machines Corporation
- Per Erwin Jonas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Encrypting data for access by multiple users
- Patent number 7,272,231
- Issue date Sep 18, 2007
- International Business Machines Corporation
- Per Erwin Jonas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ENCRYPTING DATA FOR ACCESS BY MULTIPLE USERS
- Publication number 20070297608
- Publication date Dec 27, 2007
- Per Erwin Jonas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Encrypting data for access by multiple users
- Publication number 20040146164
- Publication date Jul 29, 2004
- International Business Machines Corporation
- Per Erwin Jonas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE