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due to rotation of helical electrodes
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CPC
H01G5/10
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Parent Industries
H
ELECTRICITY
H01
Electric elements
H01G
CAPACITORS CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
H01G5/00
Capacitors in which the capacitance is varied by mechanical means
Current Industry
H01G5/10
due to rotation of helical electrodes
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last 30 patents
Information
Patent Grant
Micro-electro-mechanical system (MEMS) variable capacitor apparatus...
Patent number
7,586,164
Issue date
Sep 8, 2009
Wispry, Inc.
Francois-Xavier Musalem
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Micro-electro-mechanical system (MEMS) variable capacitor apparatus...
Patent number
7,388,316
Issue date
Jun 17, 2008
Wispry Inc.
Francois-Xavier Musalem
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Micro-electro-mechanical system (MEMS) variable capacitor apparatus...
Patent number
7,361,962
Issue date
Apr 22, 2008
Wispry, Inc.
Ted Plowman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Micro-electro-mechanical system (MEMS) variable capacitor apparatus...
Patent number
7,180,145
Issue date
Feb 20, 2007
Wispry, Inc.
Francois-Xavier Musalem
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
1740850
Patent number
1,740,850
Issue date
Dec 24, 1929
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
1715319
Patent number
1,715,319
Issue date
May 28, 1929
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
Micro-electro-mechanical system (MEMS) variable capacitor apparatus...
Publication number
20060291135
Publication date
Dec 28, 2006
Francois-Xavier Musalem
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Micro-electro-mechanical system (MEMS) variable capacitor apparatus...
Publication number
20060291134
Publication date
Dec 28, 2006
Ted Plowman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Micro-electro-mechanical system (MEMS) variable capacitor apparatus...
Publication number
20050224916
Publication date
Oct 13, 2005
Francois-Xavier Musalem
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Micro-electro-mechanical system (MEMS) variable capacitor apparatus...
Publication number
20040173876
Publication date
Sep 9, 2004
Francois-Xavier Musalem
H01 - BASIC ELECTRIC ELEMENTS