Assignee
EXCEL PRECISION INC
US·6 granted patents·192 citations·filing 1992–1998
Top patents by PatentIndex Score
6 records- 0186US6052186ADual laser system for extended heterodyne interferometryEXCEL PRECISION INC·Filed 1998·Granted Apr 18, 2000·68 cites·30 claims
- 0282US5315372ANon-contact servo track writing apparatus having read/head arm and reference armEXCEL PRECISION INC·Filed 1993·Granted May 24, 1994·41 cites·19 claims
- 0370US5394244AAmbient air refracture index measuring deviceEXCEL PRECISION INC·Filed 1992·Granted Feb 28, 1995·33 cites·19 claims
- 0468US5774295AServo track writing techniqueEXCEL PRECISION INC·Filed 1997·Granted Jun 30, 1998·21 cites·18 claims
- 0556US5920392AEnvironmental parameter measurement device and method for laser interferometryEXCEL PRECISION INC·Filed 1997·Granted Jul 6, 1999·24 cites·15 claims
- 0627US5995526ATransverse Zeeman laserEXCEL PRECISION INC·Filed 1998·Granted Nov 30, 1999·5 cites·17 claims
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