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Jean-Pierre Wattenhofer
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Neuchatel, CH
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Patents Grants
last 30 patents
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Patent Grant
Portable object including means for activating an electronic functi...
Patent number
6,816,440
Issue date
Nov 9, 2004
Asulab S.A.
Jean-Jacques Born
G04 - HOROLOGY
Information
Patent Grant
Portable object such as, in particular, a timepiece, including a pi...
Patent number
6,813,223
Issue date
Nov 2, 2004
Asulab S.A.
Jean-Jacques Born
G04 - HOROLOGY
Information
Patent Grant
Electrical apparatus supplied by a photo-voltaic power source
Patent number
6,118,258
Issue date
Sep 12, 2000
Asulab S.A.
Pierre-Andre Farine
G04 - HOROLOGY
Information
Patent Grant
Chopper-amplifier for the voltage of a photovoltaic power source, i...
Patent number
5,982,157
Issue date
Nov 9, 1999
Asulab S.A.
Jean-Pierre Wattenhofer
G05 - CONTROLLING REGULATING
Information
Patent Grant
Low voltage operated oscillator using transistors with forward bias...
Patent number
5,936,477
Issue date
Aug 10, 1999
Asulab, S.A.
Jean-Pierre Wattenhofer
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Non-linear counting circuit
Patent number
4,539,694
Issue date
Sep 3, 1985
Asulab S.A.
Jean-Pierre Wattenhofer
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Watch provided with a microcomputer
Patent number
4,486,847
Issue date
Dec 4, 1984
E.T.A., S.A. Fabriques d'Ebauches
Jean P. Wattenhofer
G04 - HOROLOGY
Information
Patent Grant
Chronographic watch
Patent number
4,364,669
Issue date
Dec 21, 1982
Ebauches, S.A.
Marcel Thoenig
G04 - HOROLOGY
Information
Patent Grant
Electronic timepiece with auxiliary digital display
Patent number
4,355,380
Issue date
Oct 19, 1982
Ebauches, S.A.
Freddy Huguenin
G04 - HOROLOGY
Patents Applications
last 30 patents
Information
Patent Application
Portable object including means for activating an electronic functi...
Publication number
20020118605
Publication date
Aug 29, 2002
ASULAB S.A.
Jean-Jacques Born
G04 - HOROLOGY