Risto Pirhonen

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Tampere, FI

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Patents Grantslast 30 patents

Information Patent Grant
Lighting control method and electronic device
- Patent number 7,106,293
- Issue date Sep 12, 2006
- Nokia Corporation
- Risto Pirhonen
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
System for measuring a radio frequency signal in a wireless station...
- Patent number 7,020,443
- Issue date Mar 28, 2006
- Nokia Mobile Phones, Ltd.
- Olli Talvitie
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for self-monitoring of proximity sensors
- Patent number 6,835,923
- Issue date Dec 28, 2004
- Nokia Corporation
- Tiina Hämäläinen
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for self-monitoring of proximity sensors
- Publication number 20030094566
- Publication date May 22, 2003
- Tiina Hamalainen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Lighting control method and electronic device
- Publication number 20030095093
- Publication date May 22, 2003
- Risto Pirhonen
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
System for measuring a radio frequency signal in a wireless station...
- Publication number 20010023176
- Publication date Sep 20, 2001
- Olli Talvitie
- G01 - MEASURING TESTING