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G04G5/005
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Patents Grants
last 30 patents
Information
Patent Grant
Circuit for shaping a signal produced by a contact
Patent number
4,773,051
Issue date
Sep 20, 1988
ETA S.A. Fabriques d'Ebauches
Bertrand Soltermann
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electronic timepiece equipped with alarm
Patent number
4,208,866
Issue date
Jun 24, 1980
Citizen Watch Co., Ltd.
Heihachiro Ebihara
G04 - HOROLOGY
Information
Patent Grant
Input circuit for portable electronic devices
Patent number
4,198,579
Issue date
Apr 15, 1980
Citizen Watch Co., Ltd.
Heihachiro Ebihara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Switching circuit
Patent number
4,138,613
Issue date
Feb 6, 1979
Kabushiki Kaisha Daini Seikosha
Kojiro Tanaka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Chattering preventive circuit
Patent number
3,989,960
Issue date
Nov 2, 1976
Nippon Electric Company, Ltd.
Yukuo Kodama
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents