Patents
Sitemap › G01 - Measuring; Testing › G01L - Measuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure › G01L 21 - Vacuum gauges
Patents for G01L 21 - Vacuum gauges (1,613)
08/2010
08/11/2010CN201548371U Capacitor plate type vacuum measurement device
08/04/2010CN201539686U Dewar capable of detecting interlayer vacuum degree
08/03/2010US7768267 Ionization gauge with a cold electron source
07/2010
07/28/2010EP2210069A2 Shear stress sensors
07/28/2010CN101788364A Vacuum-degree detection device of vacuum thermal-insulation plate
07/21/2010EP2208036A1 Heat conducting gas pressure measurement arrangement
07/14/2010CN201527348U Apparatus for detecting neglected loaded springs in the part
07/14/2010CN101776505A Portable high-pressure vacuum switch vacuum degree tester
07/14/2010CN101776504A Automatic vacuumizing alarm device and method
07/13/2010US7756648 Method and apparatus for facilitating in-situ vibration testing of disk drives
07/13/2010US7755363 Ionization vacuum gauge
07/08/2010US20100174536 Method and device for adaptive bandwidth pitch search in coding wideband signals
07/07/2010EP2203731A1 Acoustic source separation
07/07/2010EP1358456B1 Vacuum setting and indication system for a drainage device
07/01/2010US20100164502 Cold cathode ionization vacuum gauge with trigger plate
06/2010
06/30/2010CN101762356A Vacuum micro-electronics pressure sensor
06/30/2010CN101762355A Vacuum tube vacuum-degree on-line monitoring device of high-voltage power distribution device and method thereof
06/29/2010US7744770 Device transfer method
06/24/2010WO2010069036A1 Micro-thermistor gas pressure sensor
06/24/2010US20100154554 Micro-thermistor gas pressure sensor
06/24/2010CA2746336A1 Micro-thermistor gas pressure sensor
06/22/2010US7741852 Ionization vacuum gauge
06/17/2010WO2010068455A1 Methods and apparatus for suppressing ambient noise using multiple audio signals
06/16/2010CN101738289A Vacuum sensor with permanent magnets
06/16/2010CN101126668B Discharging gas environment ion vacuum gauge auxiliary instrument
06/09/2010CN201503328U Vacuum arc extinguish chamber vacuum-measuring and life-managing expert system
06/09/2010CN101726390A Molecular shield for an ionizaton vacuum gauge
06/03/2010WO2010062806A1 Voice-estimation interface and communication system
06/03/2010US20100132475 Pirani vacuum gauge
06/02/2010CN101718763A System for controlling gas circuit of chromatographic sample
06/01/2010US7727413 Dual plasma source process using a variable frequency capacitively coupled source to control plasma ion density
05/2010
05/26/2010CN201488858U Vacuum detecting device for vacuum packing
05/26/2010CN101303264B Ionization gage
05/19/2010CN201476935U Vacuum test mechanism
05/19/2010CN101711348A Pressure gauge
05/12/2010CN201464116U Vacuum detector of flat sheet type filter membrane component
05/12/2010CN201464109U Capacitive pressure sensor for vacuum measurement
05/11/2010US7713430 Using positive DC offset of bias RF to neutralize charge build-up of etch features
05/11/2010US7713197 Pressure measuring method, pressure measuring device, and tonometer
05/05/2010CN1727860B Noise suppression method and apparatus
04/2010
04/13/2010US7698142 Voice control of a generic input device for an ultrasound system
04/13/2010US7695983 Independent control of ion density, ion energy distribution and ion dissociation in a plasma reactor
04/13/2010US7694574 Pirani vacuum gauge
03/2010
03/25/2010WO2010033955A1 Personalized sound management and method
03/25/2010WO2010033427A1 Ionization gauge with emission current and bias potential control
03/25/2010WO2010032569A1 Electronic device
03/23/2010US7682221 Integrated endpoint detection system with optical and eddy current monitoring
03/18/2010US20100066380 Electron source for a vacuum pressure measuring device
03/16/2010US7678289 Metrology structure and methods
03/10/2010CN101666697A Method and apparatus for storing measurement data on a vacuum gauge structure
03/09/2010US7676362 Method and apparatus for enhancing loudness of a speech signal
03/09/2010US7674394 Plasma process for inductively coupling power through a gas distribution plate while adjusting plasma distribution
03/09/2010US7674393 Etching method and apparatus
03/04/2010WO2010023654A1 Method for detecting changes in a vacuum state in a detector of a thermal camera
03/02/2010US7672837 Method and device for adaptive bandwidth pitch search in coding wideband signals
03/02/2010US7670857 Inspection method, manufacturing method of piece for analysis, analysis method, analyzer, manufacturing method of SOI wafer, and SOI wafer
02/2010
02/25/2010WO2010021380A1 Heat conduction-type barometric sensor utilizing thermal excitation
02/24/2010CN100592047C Vacuum degree online detection method for in-service vacuum glass
02/17/2010EP2153190A1 Pressure gauge
02/11/2010US20100034236 Thermocouple vacuum gauge
02/04/2010US20100024562 Mems vacuum sensor based on the friction principle
02/02/2010US7656165 Method and apparatus for maintaining emission capabilities of hot cathodes in harsh environments
01/2010
01/27/2010CN101636648A Speech enhancement employing a perceptual model
01/07/2010WO2010000042A1 Linear gain amplification for mid-to-high intensity sounds in a compressive sound processor
01/05/2010US7643998 Method and apparatus for improving voice recognition performance in a voice application distribution system
01/05/2010US7643991 Speech enhancement for electronic voiced messages
12/2009
12/23/2009CN101608962A Micro Pirani gage
12/03/2009DE102008025726A1 System for location, navigation and communication of subscribers provided with similar on-board device, comprises local operating network, which knows their location coordinates, which are disclosed to others
12/02/2009CN101593024A Pointing device with improved cursor control in-air and allowing multiple modes of operations
11/2009
11/26/2009DE102008029028B3 Vakuum-Druckmessvorrichtung für einen RTP-Vakuumofen Vacuum-pressure measuring device for a vacuum oven RTP
11/25/2009EP2122319A2 Apparatus and methods for enhancement of speech
11/19/2009WO2009138072A1 Vacuum pressure gauge for an rtp vacuum furnace
11/19/2009DE102006003586B4 Vorrichtung und Verfahren zur Diagnose von Vakuumsystemen Apparatus and method for diagnosis of vacuum systems
11/18/2009EP2120031A1 Pirani gauge
11/11/2009CN101576423A Ionization gauge
11/11/2009CN100559138C Encoding device, decoding device, and method thereof
11/04/2009CN201340322Y Vacuum degree monitoring device and tank
10/2009
10/28/2009CN101568817A Pirani gauge
10/28/2009CN100555552C Vacuum gauge
10/27/2009US7609067 Electronic portion of an ion gauge with ion collectors bowed out of plane to form a three dimensional arrangement
10/27/2009US7607356 Pirani vacuum gauge
10/21/2009CN201331411Y Vacuum extraction warning device
10/15/2009WO2009053757A3 Shear stress sensors
10/14/2009CN100549648C Pirani gauge
10/13/2009US7601272 Method and apparatus for integrating metrology with etch processing
10/07/2009CN201322673Y 自由膨胀式真空计 Free expansion vacuum gauge
10/07/2009CN201322672Y Compensating vacuum gauge
10/07/2009CN101551287A Method for detecting vacuum degree of radiator by injecting helium gas
10/01/2009US20090241694 Method for manufacturing external force detection device and external force detection device
09/2009
09/30/2009CN101548166A Pressure gauge for organic materials
09/24/2009WO2009085165A3 Ionization gauge having electron multiplier cold emmission source
09/23/2009EP1511983B1 Vacuum gauge
09/23/2009CN101539470A Electrostatic capacitance diaphragm vacuum gauge and vacuum processing apparatus
09/22/2009US7591923 Apparatus and method for use of optical system with a plasma processing system
09/17/2009DE102008013455A1 Verfahren zum Betrieb eines Totaldrucktransmitters Method for operating a total pressure transmitter
09/16/2009EP2101163A2 Method for operating a total pressure transmitter
09/09/2009CN100538298C Method and apparatus for storing vacuum gauge calibration parameters and measurement data on a vacuum gauge structure
09/03/2009DE102008011686A1 Heliumsensor Helium sensor
09/02/2009EP1611593B1 Ionization Gauge and Method for Determining a Total Ion Pressure
09/02/2009CN101523182A Offset correction techniques for positioning substrates
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