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Ralf Rieken
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Reston, VA, US
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Patents Grants
last 30 patents
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Patent Grant
Method for forming an ad hoc network
Patent number
8,625,473
Issue date
Jan 7, 2014
Siemens Aktiengesellschaft
Michael Frank
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for the secure use of a network service
Patent number
7,322,046
Issue date
Jan 22, 2008
Siemens Aktiengesellschaft
Michael Frank
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hardware module for extending terminals to form units with ad-hoc n...
Patent number
6,941,394
Issue date
Sep 6, 2005
Siemens Aktiengesellschaft
Michael Frank
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
Hardware module for extending terminals to form units with ad-hoc n...
Publication number
20030035273
Publication date
Feb 20, 2003
Siemens Aktiengesellschaft
Michael Frank
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for forming an ad hoc network
Publication number
20030026213
Publication date
Feb 6, 2003
Siemens AG
Michael Frank
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for the secure use of a network serivce
Publication number
20020083333
Publication date
Jun 27, 2002
Michael Frank
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method and system for the secure use of a network service
Publication number
20020049807
Publication date
Apr 25, 2002
Michael Frank
H04 - ELECTRIC COMMUNICATION TECHNIQUE