Patents
Patents for H03H 3 - Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators (6,646)
12/1999
12/15/1999CN1238597A Method for adjusting frequency of piezoelectric resonator
12/08/1999EP0963040A2 Acoustic resonator and method for making the same
12/08/1999CN1237829A Chip-type resonator comprising
12/07/1999US5998233 Manufacture process of quartz vibrator
12/07/1999US5996199 Method of manufacturing surface acoustic ware modules
12/01/1999CN1237035A Method of manufacturing chip type electronic element
11/1999
11/30/1999US5991989 Method of manufacture of surface acoustic wave device
11/25/1999WO1999060830A1 Multiple printed panel for electronic components, and method for constructing bumps, soldering frames, spacers and similar on said multiple printed panel
11/25/1999DE19820049A1 Thermomechanisches Verfahren zum Planarisieren einer fototechnisch strukturierbaren Schicht, insbesondere Verkapselung für elektronische Bauelemente A thermo-mechanical method for planarizing a photo technically be structured layer, in particular encapsulation of electronic components
11/25/1999CA2332891A1 Multiple blank for electronic components, in particular surface acoustic wave components, and method of building up bumps, solder frames, spacers and the like on the multiple blank
11/24/1999EP0959491A2 Production method of electronic parts and water treatment apparatus
11/24/1999CN1236505A Surface acoustic wave device and method of producing the same
11/24/1999CN1236220A Surface mounting type piezoelectric element
11/24/1999CN1236219A Method of forming groove in surface of mother substrate
11/18/1999WO1999059244A2 Thin-layered piezo-resonator
11/18/1999DE4113968C2 Maskenstruktur und Verfahren zur Herstellung von Halbleiterbauelementen unter Verwendung der Maskenstruktur Mask structure and process for producing semiconductor devices by using the mask structure
11/17/1999CN1235412A Ladder-type piezoelectric filter and method of manufacturing the same
11/17/1999CN1235411A Ladder-type piezoelectric filter
11/16/1999US5986522 Piezoelectric filter of the ladder type
11/11/1999WO1999057807A1 Planar resist structure, especially an encapsulation for electric components and a thermomechanical method for the production thereof
11/11/1999CA2331277A1 Planar resist structure, in particular encapsulation for electronic components and thermomechanical production process
11/09/1999US5982077 Piezo-electric transducer unit
11/09/1999US5982010 Piezoelectric device and method of manufacturing the same
11/04/1999WO1999056390A1 Electronic component
11/04/1999DE19818824A1 Elektronisches Bauelement Electronic component
11/04/1999DE19806818C1 Verfahren zur Herstellung eines elektronischen Bauelements, insbesondere eines mit akustischen Oberflächenwllen arbeitenden OFW-Bauelements A method of manufacturing an electronic component, in particular an operating with acoustic Oberflächenwllen SAW component
11/04/1999CA2330039A1 Electronic component
11/03/1999CN1233884A Piezoelectric resonator, method of mfg. piezoelectric resonator and method of adjusting resonance frequency of piezoelectric resonator
11/02/1999US5976994 Method and system for locally annealing a microstructure formed on a substrate and device formed thereby
10/1999
10/28/1999DE19916885A1 Piezoelectric component for filter or resonator
10/27/1999EP0952618A1 Thin film piezoelectric element, method for manufacturing the same, and circuit element
10/27/1999CN1233106A Piezoelectric element
10/26/1999US5973579 Ladder type intermediate frequency filter
10/26/1999US5972568 Method of making surface wave devices
10/21/1999DE19817482A1 Thick ferroelectric ceramic layers, useful as actuators, sensors, capacitors, vibrators or storage elements, or for ferroelectric printing processes
10/20/1999EP0951068A1 Method of fabrication of a microstructure having an inside cavity
10/20/1999CN1232316A Method of manufacturing piezoelectric resonator
10/19/1999US5969463 Energy trapping piezoelectric device and producing method thereof
10/19/1999US5969461 Surface acoustic wave device package and method
10/14/1999WO1999052209A1 Surface acoustic wave device package and method
10/13/1999EP0948821A1 Method for tuning thin film fbars
09/1999
09/28/1999US5959505 Crystal oscillator for measuring crystal impedance of a crystal unit
09/23/1999DE19910368A1 Method of producing a piezoelectric resonator, e.g. for use in an oscillator
09/21/1999US5955825 Crystal oscillator and manufacturing method thereof
09/01/1999EP0939485A1 Chip device and method for producing the same
08/1999
08/31/1999US5945899 Permanent magnet twister
08/26/1999WO1999043084A1 Process for manufacturing an electronic component, in particular a surface-wave component working with acoustic surface waves
08/26/1999CA2321473A1 Process for manufacturing an electronic component, in particular a surface-wave component working with acoustic surface waves
08/25/1999EP0938107A2 Method for manufacturing electronic parts and apparatus for manufacturing thin films
08/24/1999US5942100 Crystal etch monitor
08/18/1999EP0936734A1 Surface acoustic wave device and method of producing the same
08/17/1999US5939784 For an electronic device
08/10/1999US5936329 Surface acoustic wave device, substrate therefor, and method of manufacturing the substrate
07/1999
07/28/1999CN1224248A Method of manufacturing piezoelectric resonator
07/28/1999CN1224074A Method for mfg. electronic elements and apparatus for mfg. film
07/27/1999US5929723 Surface acoustic wave apparatus having an electrode that is a doped alloy film
07/27/1999US5929555 Piezoelectric resonator and method for fabricating the same
07/27/1999US5928598 Acoustic wave frequency selection components.
07/22/1999DE19841681A1 Electrode for a dielectric thin film component especially an ultrasonic wave oscillator
07/21/1999EP0930659A2 A package for an electrical device
07/20/1999US5925973 Electronic component and method for producing the same
07/20/1999US5925502 Method of metallizing a quartz resonator
07/06/1999US5920142 Electronic part and a method of production thereof
07/06/1999US5918354 Method of making a piezoelectric element
06/1999
06/30/1999CN1221255A Method of manufacturing surface acoustic wave device
06/16/1999EP0922329A1 Elliptic filter and method of making the same
06/10/1999DE19854729A1 Method of manufacturing a surface wave component with a piezoelectric substrate and inter digital transducer
06/10/1999DE19838574A1 Electronic component is encapsulated by a curable resin layer and a thermoplastic resin layer
06/08/1999US5910699 Method of manufacturing a composite substrate and a piezoelectric device using the substrate
06/01/1999US5909156 Surface acoustic wave device with multilayer electrodes and method for manufacturing the same
05/1999
05/06/1999EP0686310B1 A method of compliantly mounting a piezoelectric device
05/04/1999US5900790 Piezoelectric resonator, manufacturing method therefor, and electronic component using the piezoelectric resonator
05/04/1999US5900286 Method of producing an attenuating structure on a surface wave component
04/1999
04/29/1999WO1999021275A1 Piezoelectric ceramic resonator and fabrication method thereof
04/27/1999US5898348 Piezoelectric resonator having specific lead line arrangements and method of manufacturing same
04/27/1999US5896636 Method for providing a piezoelectric substrate and surface acoustic wave device with reduced bulk acoustic wave scattering
04/22/1999WO1999019982A1 Surface mount lc filter with polymer layers
04/20/1999US5894647 Method for fabricating piezoelectric resonators and product
04/14/1999EP0909025A2 Diamond wafer, method of estimating a diamond wafer and diamond surface acoustic wave device
04/14/1999CN1213895A Piezoelectric resonator, method for adjusting frequency of piezoelectric resonator and communication apparatus
04/14/1999CN1213894A Piezoelectric resonator, method for adjusting frequency of piezoelectric resonator and communication apparatus
04/07/1999EP0907246A2 Piezoelectric resonator, method for adjusting frequency of the piezoelectric resonator and communication apparatus
04/07/1999EP0907245A2 Piezoelectric resonator, method for adjusting frequency of the piezoelectric resonator and communication apparatus
04/07/1999EP0907240A2 Method of manufacturing piezoelectric resonator
04/07/1999CN1213467A Piezoelectric vibrator and manufacture thereof, and piezoelectric vibrator unit
04/06/1999US5892668 Noise-cut filter for power converter
04/06/1999US5891557 Multilayer; high and low electrical resistance
04/06/1999US5891519 Multilayer; low and high electrical resistance layers
03/1999
03/31/1999EP0796488B1 Surface wave component and method of producing an attenuating structure therefor
03/23/1999US5886457 Two different adhesives having different glass transition points
03/23/1999US5884378 Method of making an enhanced quality factor resonator
03/18/1999WO1999013571A1 Shielded surface acoustical wave package
03/09/1999US5880016 Method for adjusting the circuit characteristic of a circuit body by cutting wires external to the circuit body
03/04/1999WO1999010938A1 Piezoelectric resonator using sacrificial layer for tuning
03/03/1999CN1209689A Piezoelectric resonator and method for regulating resonant frequency thereof
03/03/1999CN1209645A High-speed deepth-variable etching method and apparatus thereof
03/02/1999US5877101 Forsterite
03/02/1999US5875541 Method of manufacturing an electronic component
03/02/1999CA2137307C Electrode forming method for surface acoustic wave device
02/1999
02/24/1999CN1209225A Electronic component, especially one operating with acoustic surface waves
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