Assignee
SIERRA APPLIED SCIENCES INC
US·12 granted patents·752 citations·filing 1992–1998
Top patents by PatentIndex Score
12 records- 0195US5415754AMethod and apparatus for sputtering magnetic target materialsSIERRA APPLIED SCIENCES INC·Filed 1993·Granted May 16, 1995·124 cites·14 claims
- 0295US5262028APlanar magnetron sputtering magnet assemblySIERRA APPLIED SCIENCES INC·Filed 1992·Granted Nov 16, 1993·112 cites·50 claims
- 0392US5855745APlasma processing system utilizing combined anode/ ion sourceSIERRA APPLIED SCIENCES INC·Filed 1997·Granted Jan 5, 1999·90 cites·22 claims
- 0491US5682067ACircuit for reversing polarity on electrodesSIERRA APPLIED SCIENCES INC·Filed 1996·Granted Oct 28, 1997·76 cites·23 claims
- 0589US5815388APolarity reversing circuit having energy compensationSIERRA APPLIED SCIENCES INC·Filed 1997·Granted Sep 29, 1998·64 cites·28 claims
- 0686US5889391APower supply having combined regulator and pulsing circuitsSIERRA APPLIED SCIENCES INC·Filed 1997·Granted Mar 30, 1999·54 cites·22 claims
- 0786US5882492AA.C. plasma processing systemSIERRA APPLIED SCIENCES INC·Filed 1996·Granted Mar 16, 1999·56 cites·20 claims
- 0880US5910886APhase-shift power supplySIERRA APPLIED SCIENCES INC·Filed 1997·Granted Jun 8, 1999·64 cites·23 claims
- 0971US5993613AMethod and apparatus for periodic polarity reversal during an active stateSIERRA APPLIED SCIENCES INC·Filed 1997·Granted Nov 30, 1999·36 cites·17 claims
- 1070US6011704AAuto-ranging power supplySIERRA APPLIED SCIENCES INC·Filed 1997·Granted Jan 4, 2000·41 cites·23 claims
- 1170US5990668AA.C. power supply having combined regulator and pulsing circuitsSIERRA APPLIED SCIENCES INC·Filed 1998·Granted Nov 23, 1999·25 cites·26 claims
- 1252US5980707AApparatus and method for a magnetron cathode with moving magnet assemblySIERRA APPLIED SCIENCES INC·Filed 1998·Granted Nov 9, 1999·10 cites·21 claims
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