Patents
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)
05/2003
05/14/2003CN1108616C Varirable capacitor and LC composite part thereof
05/14/2003CN1108615C 可变电容器 Variable capacitor
05/08/2003US20030085450 For use in telecommunications equipment by radio relay channels; for producing resonant filters that one wishes to tune to different frequencies; capacitors
05/07/2003EP1308972A1 Variable capacity device and method of manufacturing
05/07/2003EP1307398A1 Assembly having a variable capacitance
05/01/2003WO2003036669A1 Tunable capacitors using fluid dielectrics
05/01/2003WO2003036668A2 Variable high-ratio and low-voltage actuation micro-capacitor
04/2003
04/30/2003CN1107326C Inductor/capacitor combined element with variable capacitance and inductance
04/29/2003US6556415 Tunable/variable passive microelectronic components
04/24/2003WO2003034452A1 Variable capacitance capacitor device
04/24/2003US20030076008 Ceramic element, method for producing ceramic element, display device, relay device, and capacitor
04/23/2003EP1303863A1 Photolithographically-patterned variable capacitor structures and method of making
04/17/2003US20030072127 Micro-electromechanical sensor
04/15/2003US6549394 Micromachined parallel-plate variable capacitor with plate suspension
04/10/2003WO2003028789A1 Variable capacitor having an increased current capacity
04/09/2003CN1409865A Tunable high-frequency capacitor
04/02/2003CN1408120A Variable capacitor and associated fabrication method
03/2003
03/27/2003WO2003025958A2 Device for mechanically regulating an electrical capacitance, and method for making same
03/27/2003WO2002052592A3 Mems-switched stepped variable capacitor and method of making game
02/2003
02/25/2003US6524923 Integrated adjustable capacitor
02/13/2003US20030030965 Photolithographically-patterned variable capacitor structures and method of making
01/2003
01/30/2003WO2003009461A1 Position detection
01/30/2003WO2003009319A1 Micro-electromechanical sensor
01/30/2003WO2002073671A9 A micro-electro-mechanical varactor and a method of making and using
01/22/2003CN1099685C Variable capacitor
01/16/2003US20030011284 Ceramic element, method for producing ceramic element, display device, relay device, and capacitor
12/2002
12/31/2002US6501637 Trimmer capacitor
12/24/2002US6498712 Variable capacitor
12/17/2002US6496351 MEMS device members having portions that contact a substrate and associated methods of operating
12/04/2002CN2524353Y High precisive and reliable capacitance box
12/03/2002US6490147 High-Q micromechanical device and method of tuning same
11/2002
11/27/2002CN1095177C Low cost centre-mounted capacitive pressure snesitive element
11/13/2002CN1094242C 可变电容器 Variable capacitor
11/06/2002CN1378338A Signal amplifying circuit having capacitor with top and bottom surface of different area
11/05/2002US6476540 Ceramic element, method for producing ceramic element, display device, relay device, and capacitor
10/2002
10/31/2002WO2001056046A9 Variable tunable range mems capacitor
10/31/2002US20020159221 Bellows with a uniform electric conductive layer for a vacuum capacitor
10/29/2002US6473289 Vacuum variable capacitor
10/24/2002DE10115658A1 Component with electromagnetic coil and variable capacitance has at least one conductor winding forming coil; variable capacitance is formed by varying distance between plate and coil
10/23/2002EP1250707A2 Variable tunable range mems capacitor
10/10/2002WO2002079076A1 Mems device members having portions that contact a substrate and associated mehtods of operating
10/08/2002US6462930 Vacuum variable capacitor device
10/08/2002US6460416 Capacitor structure and fabrication process
09/2002
09/26/2002US20020135047 Integrated adjustable capacitor
09/19/2002WO2002073671A1 A micro-electro-mechanical varactor and a method of making and using
09/19/2002US20020132387 Electronic microcomponent of the variable capacitor or microswitch type, and process for fabricating such a component
09/19/2002US20020131230 Micro-electro-mechanical varactor and a method of making and using thereof
09/12/2002US20020125030 High-Q micromechanical device and method of tuning same
09/10/2002US6448604 Integrated adjustable capacitor
09/03/2002US6444488 Comprising a fixed plate and a deformable membrane which are located opposite each other, which comprises the following depositing a first metal layer on an oxide layer, depositing a metal ribbon depositing a sacrificial resin layer generating,
08/2002
08/20/2002US6437965 Electronic device including multiple capacitance value MEMS capacitor and associated methods
08/15/2002US20020109956 Microcomponent including a capacitive component
08/15/2002US20020109436 Piezoelectrically actuated tunable electronic device
08/08/2002WO2001099131A3 Fluid dielectric variable capacitor
08/01/2002WO2002059921A1 High-$i(q) micromechanical device and method of tuning same
08/01/2002CA2403052A1 High-q micromechanical device and method of tuning same
07/2002
07/24/2002EP1224675A2 Tunable high-frequency capacitor
07/09/2002US6418006 Wide tuning range variable MEMs capacitor
07/04/2002WO2002052592A2 Mems-switched stepped variable capacitor and method of making game
07/03/2002EP1220248A1 Microcomponent including a capacitive component
06/2002
06/27/2002US20020080554 Photolithographically-patterned variable capacitor structures and method of making
06/27/2002US20020079743 MEMS-switched stepped variable capacitor and method of making same
06/26/2002CN1355422A Pressure sensor and its planar compound differnetiating method
06/20/2002US20020075626 Wide tuning range variable mems capacitor
06/20/2002US20020074621 Variable tunable range mems capacitor
06/04/2002US6400550 Variable capacitors including tandem movers/bimorphs and associated operating methods
05/2002
05/30/2002WO2002043089A2 Electronic device including multiple capacitance value mems capacitor and associated methods
05/28/2002US6396677 Photolithographically-patterned variable capacitor structures and method of making
05/22/2002CN1085392C Method of manufacturing metal rotor for trimmer capacitor
05/20/2002CA2363304A1 Microcomponent including a capacitive component
05/16/2002WO2001045119A3 Tunable high-frequency capacitor
05/09/2002US20020054466 Variable capacitors including tandem movers/bimorphs and associated operating methods
05/08/2002EP1204124A2 Combined detector capacitor and vacuum feed through
05/01/2002CN1347126A 流体可变电容器 Fluid variable capacitor
04/2002
04/30/2002US6380600 Micro-electromechanical arrangement
04/25/2002US20020048136 Vacuum variable capacitor device
04/23/2002US6377438 Hybrid microelectromechanical system tunable capacitor and associated fabrication methods
04/10/2002CN1343997A 可变电容器 Variable capacitor
04/03/2002EP1193726A2 Fluid variable capacitor
03/2002
03/28/2002WO2001045120A3 Variable capacitor and associated fabrication method
03/27/2002EP1191557A2 Integrated adjustable capacitor
03/27/2002CN2483815Y Ultrathin variable capacitor with thin tetrad film dielertric
03/12/2002US6355534 Variable tunable range MEMS capacitor
03/07/2002WO2001056046A3 Variable tunable range mems capacitor
03/06/2002EP1183697A1 Bellows with a uniform electric conductive layer for a vacuum capacitor
03/05/2002US6353527 Variable capacitor
02/2002
02/28/2002WO2002016973A2 Electronic and optical devices and methods of forming these devices
02/14/2002WO2002012117A1 Assembly having a variable capacitance
02/14/2002US20020018334 MEMS device members having portions that contact a substrate and associated methods of operating
02/06/2002CN1334576A 可变电容器 Variable capacitor
01/2002
01/15/2002US6339604 Pulse control in laser systems
01/10/2002WO2002003043A1 Capacity type pressure sensor and method of manufacturing the pressure sensor
01/02/2002CN1077324C Dielectric unit mfg method
12/2001
12/27/2001WO2001099131A2 Fluid dielectric variable capacitor
12/26/2001CN2468143Y Non-load capacitor tap changer
12/05/2001CN2463939Y Tap charger of no-load capacitor
11/2001
11/28/2001EP1157396A1 Variable capacitor and associated fabrication method
11/22/2001WO2001088933A1 Photolithographically-patterned variable capacitor structures and method of making
11/21/2001EP1156499A1 Microelectronic part of the type of a variable capacitor or a microswitch
11/15/2001US20010041510 Grinding method, electronic component, and variable capacitor
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