Hans Kaiser

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Schramberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Autonomous radio-controlled timepiece
- Patent number 5,144,599
- Issue date Sep 1, 1992
- Junghans Uhren GmbH
- Wilfried Blaich
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Timepiece and drive unit therefor
- Patent number 4,666,313
- Issue date May 19, 1987
- Junghans Uhren GmbH
- Wolfgang Ganter
- G04 - HOROLOGY