Stefan Karapetkov

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Santa Clara, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for connecting an incoming call in a wireless telecommunicat...
- Patent number 6,678,533
- Issue date Jan 13, 2004
- Siemens Aktiengesellschaft
- Stefan Karapetkov
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and arrangement for wireless communication by means of at le...
- Patent number 6,606,495
- Issue date Aug 12, 2003
- Siemens Aktiengesellschaft
- Markku Korpi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for indicating that a text message is present in a message c...
- Patent number 6,351,648
- Issue date Feb 26, 2002
- Siemens Aktiengesellschaft
- Stefan Karapetkov
- H04 - ELECTRIC COMMUNICATION TECHNIQUE