LAKE SHORE CRYOTRONICS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 5154
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 3203
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 2203
 
  
 
H01C RESISTORS226
 
  
 
B23H WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL 120
 
  
 
C25F PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR 117
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 159
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 1132
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 199
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9797965 Fast hall effect measurement systemJan 15, 16Oct 24, 17[G01R]
8327727 Probe tipAug 25, 09Dec 11, 12[G01R, G01D]
7792392 Fiber optic gas sensorDec 17, 07Sep 07, 10[G02B]
7560018 Semiconductor electrochemical etching processes employing closed loop controlJan 21, 05Jul 14, 09[B23H]
7265845 Surface corrugation enhanced magneto-optical indicator filmJan 27, 04Sep 04, 07[G01N]
7045052 Method of manufacturing a spectral filter for green and longer wavelengthsOct 16, 03May 16, 06[C25F]
7031566 Spectral filter for green and shorter wavelengthsJun 04, 03Apr 18, 06[G02B]
6630825 Electromechanical drive for magnetometersMar 18, 02Oct 07, 03[G01R]
6501255 Differential current source with active common mode reductionOct 04, 01Dec 31, 02[G05F]
5506500 Magnetic property characterization system employing a single sensing coil arrangement to measure both AC susceptibility and DC magnetizationApr 22, 94Apr 09, 96[G01N, G01R]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7760053 Negative refractive index and opto-magnetic materials and method of fabricating sameExpiredDec 29, 04Jul 20, 10[H01P]
7628906 Method of manufacturing a spectral filter for green and longer wavelengthsExpiredApr 25, 05Dec 08, 09[H01L]
7139459 Spectral filter for green and longer wavelengthsExpiredOct 16, 03Nov 21, 06[G02B]
2006/0256,428 LONG WAVE PASS INFRARED FILTER BASED ON POROUS SEMICONDUCTOR MATERIAL AND THE METHOD OF MANUFACTURING THE SAMEAbandonedMay 16, 06Nov 16, 06[G06K]
7135120 Method of manufacturing a spectral filter for green and shorter wavelengthsExpiredJun 04, 03Nov 14, 06[B29D]
2006/0027,459 Mesoporous silicon infrared filters and methods of making sameAbandonedMay 27, 05Feb 09, 06[B23H]
6934068 Magnetic field and electrical current visualization systemExpiredFeb 10, 04Aug 23, 05[G02F]
2005/0129,580 Microfluidic chemical reactor for the manufacture of chemically-produced nanoparticlesAbandonedFeb 26, 04Jun 16, 05[B01L]
2005/0058,414 Porous retroreflection suppression plates, optical isolators and method of fabricating sameAbandonedAug 23, 04Mar 17, 05[G02B]
6766682 Precise measurement system for barrier materialsExpiredOct 19, 01Jul 27, 04[G01N]
5902066 Taper shaft lockExpiredJul 10, 97May 11, 99[F16B]
5900727 Magneto-resistive tachometer kit including two sensor modules providing different resolution quadrature outputs from the same rotorExpiredFeb 14, 97May 04, 99[G01P]
5680042 Magnetoresistive sensor with reduced output signal jitterExpiredDec 30, 94Oct 21, 97[G01B]
5654633 Magneto-resistive tachometer sensor module with different resolution outputs for the same magnetic drumExpiredMay 05, 95Aug 05, 97[G01P]
5514955 Slim profile digital tachometer including planar block and rotor having spokes and clampExpiredMar 11, 94May 07, 96[G01P, G01R, B65D]
5495758 Tachometer assembly with integral internal wrenchExpiredJun 17, 93Mar 05, 96[G01P]
5336994 Magneto-resistive tachometer assembly with reversible cover and related methodExpiredNov 20, 92Aug 09, 94[G01R, H01S, B65D]
5293125 Self-aligning tachometer with interchangeable elements for different resolution outputsExpiredJan 17, 92Mar 08, 94[H02K, G01P]
4963829 Shaft rotation analyzer using variable capacitance transducer maintained at a constant voltageExpiredMar 21, 88Oct 16, 90[G01R]
4643589 Thermometry employing gallium aluminum arsenide diode sensorExpiredAug 09, 85Feb 17, 87[G01K]

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