Inventor · disambiguated record
Philip D. Henshaw
Also filed as: HENSHAW PHILIP D · HENSHAW PHILIP DENNIS
12 granted patents·2 pending applications·321 citations·filing 1982–2008
92Inventor score
Files withSPARTA INC9ASML NETHERLANDS BV2LUMEN LAB INC1MASSACHUSETTS INST TECHNOLOGY1SPARTA SYSTEMS INC1
Top patents by PatentIndex Score
14 records- 0193US5319629AContent addressable optical data storage systemSPARTA INC·Filed 1992·Granted Jun 7, 1994·80 cites·61 claims
- 0290US7525102B1Agent detection in the presence of background clutterSPARTA INC·Filed 2006·Granted Apr 28, 2009·18 cites·18 claims
- 0385US5991033AInterferometer with air turbulence compensationSPARTA INC·Filed 1997·Granted Nov 23, 1999·66 cites·40 claims
- 0480US6747729B2Lithographic projection apparatus, device manufacturing method, device manufactured thereby and gas compositionASML NETHERLANDS BV·Filed 2001·Granted Jun 8, 2004·20 cites·31 claims
- 0579US5191574AOptical memory method and apparatus utilizing frequency channeling and Stark effectSPARTA SYSTEMS INC·Filed 1991·Granted Mar 2, 1993·29 cites·21 claims
- 0671US4998236AApparatus for high density holographic optical data storageSPARTA INC·Filed 1988·Granted Mar 5, 1991·18 cites·7 claims
- 0767US4513441AImage comparison systemSPARTA INC·Filed 1983·Granted Apr 23, 1985·37 cites·16 claims
- 0864US5543914AApparatus and methods employing harmonic analysis for measuring the difference in phase between two coherent beamsSPARTA INC·Filed 1995·Granted Aug 6, 1996·22 cites·24 claims
- 0963US4508431APhotorefractive laser beamsteering deviceMASSACHUSETTS INST TECHNOLOGY·Filed 1982·Granted Apr 2, 1985·22 cites·16 claims
- 1058US8014959B2Population of background suppression lists from limited data in agent detection systemsSPARTA INC·Filed 2008·Granted Sep 6, 2011·0 cites·15 claims
- 1156US7088495B2Method and apparatus for time-division multiplexing to improve the performance of multi-channel non-linear optical systemsLUMEN LAB INC·Filed 2003·Granted Aug 8, 2006·6 cites·15 claims
- 1252US2008281581A1Method of identifying documents with similar properties utilizing principal component analysisSPARTA INC·Filed 2008·Application pending·0 cites
- 1349US2009225322A1Selection of interrogation wavelengths in optical bio-detection systemsSPARTA INC·Filed 2008·Application pending·0 cites
- 1445US6987557B2Enhanced lithographic displacement measurement systemASML NETHERLANDS BV·Filed 2003·Granted Jan 17, 2006·3 cites·20 claims
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