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Leland Johnson
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La Chaux-de-Fonds, CH
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last 30 patents
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Patent Grant
Microwave interaction module, notably for an atomic or molecular be...
Patent number
5,101,103
Issue date
Mar 31, 1992
Oscilloquartz Sa
Leland Johnson
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Patent Grant
Passive frequency standard
Patent number
4,947,137
Issue date
Aug 7, 1990
Oscilloquartz Sa
Giovanni Busca
H03 - BASIC ELECTRONIC CIRCUITRY
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Patent Grant
Atomic frequency standard having microwave loop around absorption cell
Patent number
4,405,905
Issue date
Sep 20, 1983
Oscilloquartz S.A.
Giovanni Busca
H03 - BASIC ELECTRONIC CIRCUITRY