David Barras

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Schlieren, CH

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Patents Grantslast 30 patents

Information Patent Grant
Electronic instrument intended to be worn on the wrist and includin...
- Patent number 6,950,685
- Issue date Sep 27, 2005
- Eta Sa Manufacture Horlogère Suisse
- David Barras
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Watchband antenna
- Patent number 6,914,564
- Issue date Jul 5, 2005
- Eta Sa Manufacture Horlogère Suisse
- David Barras
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Wristwatch with antenna
- Publication number 20070041275
- Publication date Feb 22, 2007
- David Barras
- G04 - HOROLOGY
Information Patent Application
Data transmission system and method using sound waves
- Publication number 20050254344
- Publication date Nov 17, 2005
- David Barras
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Watchband antenna
- Publication number 20040155818
- Publication date Aug 12, 2004
- David Barras
- G04 - HOROLOGY
Information Patent Application
Portable electronic instrument, such as a wristwatch, including, in...
- Publication number 20040145975
- Publication date Jul 29, 2004
- David Barras
- G04 - HOROLOGY
Information Patent Application
Irst-worm electronic instrument with antenna
- Publication number 20040137963
- Publication date Jul 15, 2004
- David Barras
- G04 - HOROLOGY