Inventor · disambiguated record
Frank C. Demarest
Also filed as: DEMAREST FRANK C
17 granted patents·1 pending application·423 citations·filing 1980–2023
95Inventor score
Top patents by PatentIndex Score
18 records- 0193US6525825B2Interferometer and method for measuring the refractive index and optical path length effects of airZYGO CORP·Filed 2002·Granted Feb 25, 2003·47 cites·2 claims
- 0292US6529279B2Interferometer and method for measuring the refractive index and optical path length effects of airZYGO CORP·Filed 2002·Granted Mar 4, 2003·43 cites·6 claims
- 0390US6219144B1Apparatus and method for measuring the refractive index and optical path length effects of air using multiple-pass interferometryZYGO CORP·Filed 1999·Granted Apr 17, 2001·86 cites·100 claims
- 0488US6407816B1Interferometer and method for measuring the refractive index and optical path length effects of airZYGO CORP·Filed 2000·Granted Jun 18, 2002·32 cites·8 claims
- 0587US6327039B1Interferometer and method for measuring the refractive index and optical path length effects of airZYGO CORP·Filed 1999·Granted Dec 4, 2001·73 cites·45 claims
- 0683US6525826B2Interferometer and method for measuring the refractive index and optical path length effects of airZYGO CORP·Filed 2002·Granted Feb 25, 2003·22 cites·4 claims
- 0776US7616322B2Cyclic error compensation in interferometry systemsZYGO CORP·Filed 2006·Granted Nov 10, 2009·9 cites·44 claims
- 0876US7428685B2Cyclic error compensation in interferometry systemsZYGO CORP·Filed 2005·Granted Sep 23, 2008·9 cites·83 claims
- 0975US6597459B2Data age adjustmentsZYGO CORP·Filed 2001·Granted Jul 22, 2003·19 cites·39 claims
- 1074US4427296AElectro-optical measuring systemZYGO CORP·Filed 1981·Granted Jan 24, 1984·24 cites·7 claims
- 1171US9146093B2Non-harmonic cyclic error compensation in interferometric encoder systemsZYGO CORP·Filed 2012·Granted Sep 29, 2015·2 cites·32 claims
- 1268US7542147B2Data age compensation with avalanche photodiodeZYGO CORP·Filed 2006·Granted Jun 2, 2009·5 cites·42 claims
- 1364US6975406B2Glitch filter for distance measuring interferometryZYGO CORP·Filed 2002·Granted Dec 13, 2005·11 cites·38 claims
- 1463US2023366670A1Data age reductionZYGO CORP·Filed 2023·Application pending·0 cites
- 1560US5767972AMethod and apparatus for providing data age compensation in an interferometerZYGO CORP·Filed 1996·Granted Jun 16, 1998·27 cites·20 claims
- 1658US8913226B2Cyclic error compensation in interferometric encoder systemsDEMAREST FRANK C·Filed 2011·Granted Dec 16, 2014·1 cites·59 claims
- 1755US7576868B2Cyclic error compensation in interferometry systemsZYGO CORP·Filed 2007·Granted Aug 18, 2009·2 cites·42 claims
- 1852US4332475AEdge timing in an optical measuring apparatusZYGO CORP·Filed 1980·Granted Jun 1, 1982·11 cites·2 claims
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