SIERRA APPLIED SCIENCES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 695
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 298
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 1101

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5993613 Method and apparatus for periodic polarity reversal during an active stateNov 07, 97Nov 30, 99[C23C]
5990668 A.C. power supply having combined regulator and pulsing circuitsSep 18, 98Nov 23, 99[G05F]
5980707 Apparatus and method for a magnetron cathode with moving magnet assemblyDec 18, 98Nov 09, 99[C23C]
5889391 Power supply having combined regulator and pulsing circuitsNov 07, 97Mar 30, 99[G05F]
5882492 A.C. plasma processing systemJun 21, 96Mar 16, 99[C23C]
5855745 Plasma processing system utilizing combined anode/ ion sourceApr 23, 97Jan 05, 99[C23C]
5815388 Polarity reversing circuit having energy compensationJul 22, 97Sep 29, 98[C23C, H02M]
5682067 Circuit for reversing polarity on electrodesJun 21, 96Oct 28, 97[C23C]
5262068 Integrated system for filtering and dispensing fluid having fill, dispense and bubble purge strokesMay 17, 91Nov 16, 93[F04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6011704 Auto-ranging power supplyExpiredNov 07, 97Jan 04, 00[H02M, G05F]
5910886 Phase-shift power supplyExpiredNov 07, 97Jun 08, 99[H02M]

Top Inventors for This Owner

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