Patents
Sitemap › H01 - Basic electric elements › H01G - Capacitors; Capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices of the electrolytic type › H01G 5 - Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
Patents for H01G 5 - Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture (1,769)
08/2005
08/03/2005CN1649166A Micro machinery variable capacitor for realizing high capacity valve regulating range using curved polar plate
07/2005
07/28/2005WO2004095540A3 Method of making a nanogap for variable capacitive elements and device having a nanogap
07/28/2005US20050162810 Capacitor interconnect design
07/28/2005US20050162807 Vacuum variable capacitor with energization and heat shielding bellows
07/27/2005EP1556949A2 Micro-electromechanical varactor with enhanced tuning range
07/26/2005US6922327 Photolithographically-patterned variable capacitor structures and method of making
07/26/2005US6922326 Accumulating element module
07/21/2005US20050155851 Variable capacitance membrane actuator for wide band tuning of microstrip resonators and filters
07/19/2005US6920033 Variable capacitor having an increased current capacity
07/14/2005WO2005064701A2 Electronic device
07/14/2005WO2005043573A3 A method of manufacturing an electronic device and electronic device
07/06/2005CN1636158A Electronic and optical devices and methods of forming these devices
07/05/2005US6914785 Variable electronic circuit component
07/05/2005US6914766 Variable capacitor, filter and NMR sensor comprising such a capacitor
06/2005
06/30/2005WO2005059933A1 Displacing element
06/30/2005WO2005059932A1 Capacitor having a variable capacitance, method for producing the capacitor and use of this capacitor
06/29/2005EP1548768A2 Micromachined film bulk acoustic resonator
06/23/2005US20050133481 Bellows for use in vacuum capacitor
06/21/2005US6909589 MEMS-based variable capacitor
06/16/2005WO2002016973A3 Electronic and optical devices and methods of forming these devices
06/16/2005US20050128676 Computer with data drive under keyboard
06/14/2005US6906905 Micro electro-mechanical variable capacitor
06/09/2005WO2005052966A1 Displacement element
06/08/2005EP1538691A1 Variable capacitance element
06/02/2005WO2005050680A1 Electret and electret capacitor
06/01/2005EP1536439A1 Component comprising a variable capacitor
06/01/2005CN1204576C 可变电容器 Variable capacitor
05/2005
05/31/2005US6900976 Variable capacitor element and integrated circuit having variable capacitor element
05/24/2005US6897537 Micro-electro-mechanical system (MEMS) variable capacitor apparatuses and related methods
05/19/2005US20050105568 Pulse control in laser systems
05/12/2005WO2005043573A2 A method of manufacturing an electronic device and electronic device
05/12/2005WO2005042400A1 Electronic device
05/11/2005EP1097492A4 Pulse control in laser systems
05/10/2005US6891711 Ultra-miniature, high temperature, capacitive inductive pressure transducer
04/2005
04/26/2005US6885537 Capacitor apparatus of the capacity variable type
04/14/2005DE20318272U1 Energy system for production of current, heat, hydrogen, oxygen and vacuum has charger capacitors electrolyzer and movable dielectric and oscillating masses
03/2005
03/24/2005WO2005027257A1 Variable capacitance element
03/17/2005US20050057885 Method of eliminating brownian noise in micromachined varactors
03/16/2005CN1595561A Adjustable condenser
03/16/2005CN1193216C Capacitive force sensing sensor with tiny interpolar gap and its producing method
03/15/2005US6867601 Capacitance type sensor
03/10/2005US20050054240 Accumulating element module
03/10/2005US20050052820 Variable capacitor having an increased current capacity
02/2005
02/16/2005EP1438728B1 Micro electro mechanical systems (mems) with variable high-ratio and low-voltage actuation micro-capacitor
02/15/2005US6856499 MEMS variable inductor and capacitor
02/10/2005US20050029548 Charge control of micro-electromechanical device
02/08/2005US6853534 Tunable capacitor
02/08/2005US6853369 Variable capacity condenser and pointer
02/02/2005CN1574132A 可变电容器 Variable capacitor
01/2005
01/27/2005DE10133216B4 Positionsdetektion Position detection
01/26/2005CN1572007A Tunable capacitors using fluid dielectrics
01/20/2005US20050013087 MEMS tunable capacitor based on angular vertical comb drives
01/06/2005US20050001828 Charge control of micro-electromechanical device
01/06/2005US20050000932 Multi-metal layer MEMS structure and process for making the same
12/2004
12/30/2004US20040264107 Tunable capacitors using fluid dielectrics
12/30/2004US20040263186 Capacitance type dynamic quantity sensor
12/23/2004US20040257746 Variable capacitor
12/23/2004US20040257745 Variable high-ratio and low-voltage actuation micro-capacitor
12/22/2004CN1181324C Capacitance type pressure sensor and method for manufacturing pressure sensor
12/14/2004US6831936 Pulse control in laser systems
12/09/2004US20040246654 Variable capacitor having a rigidity-increasing feature and method for forming same
12/09/2004US20040246653 Tunable capacitor
12/07/2004US6829132 Charge control of micro-electromechanical device
12/01/2004CN1552081A Micro-electromechanical sensor
12/01/2004CN1550783A Capacitor type mechanical mass sensor
12/01/2004CN1178241C Trimmer capacitors
11/2004
11/30/2004US6825491 Integrated variable electrical capacitance device and method for producing said device
11/30/2004US6825090 Fluid dielectric variable capacitor
11/24/2004CN1177340C Variable capacitor
11/23/2004US6820494 Capacitance type sensor
11/18/2004DE4312409B4 Einstellbarer Kondensator Variable capacitor
11/04/2004WO2004095540A2 Method of making a nanogap for variable capacitive elements and device having a nanogap
11/04/2004US20040218341 Charge control of micro-electromechanical device
11/03/2004EP1473691A2 Charge control of micro-electromechanical device
11/03/2004CN1543048A Charge control of micro-electromechanical device
11/02/2004US6813135 Variable capacitor and method for manufacturing same
10/2004
10/28/2004WO2004047190A3 Micro electro-mechanical system device with piezoelectric thin film actuator
10/28/2004WO2004000717A3 A micro-electromechanical variable capactitor
10/28/2004US20040214543 Variable capacitor system, microswitch and transmitter-receiver
10/21/2004US20040209435 Method of Making a Nanogap for Variable Capacitive Elements, and Device having a Nanogap
10/21/2004US20040207385 Position detection
10/12/2004US6804107 Tunable high-frequency capacitor
10/07/2004WO2004085975A1 Electrostatic capacitance type level sensor
10/06/2004EP1303863A4 Photolithographically-patterned variable capacitor structures and method of making
09/2004
09/30/2004WO2004075247A3 Electronic components comprising adjustable-capacitance micro-electro-mechanical capacitors
09/30/2004WO2004038818A3 Piezoelectric actuator for tunable electronic components
09/30/2004US20040190217 Mems variable inductor and capacitor
09/29/2004EP1463070A2 Mems variable inductor and capacitor
09/28/2004US6798643 Metal collector foil for electric double layer capacitor, method of producing the metal collector foil, and electric double layer capacitor using the metal collector foil
09/23/2004US20040184216 Voltage controlled variable capacitance device
09/16/2004US20040180465 Method of making an electrostatic actuator
09/15/2004CN1529890A MEMS-switched stepped variable capacitor and method of making same
09/10/2004WO2004055935A9 Varactor apparatuses and methods
09/09/2004US20040173876 Micro-electro-mechanical system (MEMS) variable capacitor apparatuses, systems and related methods
09/02/2004WO2004075247A2 Electronic components comprising adjustable-capacitance micro-electro-mechanical capacitors
09/01/2004CN1165060C 可变电容器 Variable capacitor
08/2004
08/31/2004US6785117 Capacitive device
08/26/2004US20040165323 Variable capacitor and method for manufacturing same
08/25/2004CN2636390Y PCB adjustable capacitor for adjusting remote transmitting frequency
08/18/2004CN1162882C Production process of stator for variable capacitor
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