Raymond Huguenin

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Patents Grantslast 30 patents

Information Patent Grant
Quartz crystal resonator
- Patent number 4,124,809
- Issue date Nov 7, 1978
- Societe Suisse pour l'Industrie Horlogere Management Services S.A.
- Jean Engdahl
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Quartz piezo-electric element vibrating in a coupled mode
- Patent number 4,071,797
- Issue date Jan 31, 1978
- Societe Suisse pour l'Industrie Horlogere Management Services S.A.
- Alphonse Ernst Zumsteg
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Frequency comparator
- Patent number 4,068,171
- Issue date Jan 10, 1978
- Societe Suisse pour l'Industrie Horlogere Management Services S.A.
- Raymond Huguenin
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for automatically adjusting the frequency of piezoelectri...
- Patent number 4,063,910
- Issue date Dec 20, 1977
- Societe Suisse pour l'Industrie Horlogere Management Services S.A.
- Raymond Huguenin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Process for automatically adjusting the frequency of piezoelectric...
- Patent number 4,062,154
- Issue date Dec 13, 1977
- Societe Suisse pour l'Industrie Horlogere Management Services S.A.
- Raymond Huguenin
- H03 - BASIC ELECTRONIC CIRCUITRY