Inventor · disambiguated record
Gregory Um
Also filed as: UM GREGORY · UM GREGORY S · UM GREGORY SECHONG
22 granted patents·849 citations·filing 1989–2011
97Inventor score
Files withAURA SYSTEMS INC15SAMSUNG SDI CO LTD2SENTRONICS CORP2DAEWOO ELECTRONICS CO LTD1RAYTHEON CO1
Top patents by PatentIndex Score
22 records- 0194US5126836AActuated mirror optical intensity modulationAURA SYSTEMS INC·Filed 1989·Granted Jun 30, 1992·109 cites·15 claims
- 0292US5085497AMethod for fabricating mirror array for optical projection systemAURA SYSTEMS INC·Filed 1990·Granted Feb 4, 1992·117 cites·75 claims
- 0391US5481396AThin film actuated mirror arrayAURA SYSTEMS INC·Filed 1994·Granted Jan 2, 1996·63 cites·17 claims
- 0491US5245369AScene projectorAURA SYSTEMS INC·Filed 1991·Granted Sep 14, 1993·44 cites·6 claims
- 0591US5185660AActuated mirror optical intensity modulationAURA SYSTEMS INC·Filed 1990·Granted Feb 9, 1993·113 cites·40 claims
- 0691US5159225APiezoelectric actuatorAURA SYSTEMS INC·Filed 1991·Granted Oct 27, 1992·83 cites·8 claims
- 0790US5150205AActuated mirror optical intensity modulationAURA SYSTEMS INC·Filed 1989·Granted Sep 22, 1992·67 cites·46 claims
- 0886US5175465APiezoelectric and electrostrictive actuatorsAURA SYSTEMS INC·Filed 1991·Granted Dec 29, 1992·48 cites·11 claims
- 0982US5260798APixel intensity modulatorAURA SYSTEMS INC·Filed 1992·Granted Nov 9, 1993·60 cites·4 claims
- 1078US6429666B1Capacitive circuit array for fingerprint sensingSENTRONICS CORP·Filed 2000·Granted Aug 6, 2002·23 cites·4 claims
- 1177US8344946B2Single frequency user ionosphere system and techniqueRAYTHEON CO·Filed 2010·Granted Jan 1, 2013·10 cites·32 claims
- 1262US5035475AUnique modulation televisionAURA SYSTEMS INC·Filed 1990·Granted Jul 30, 1991·23 cites·24 claims
- 1359US6791522B2Triodic rectifier switchSAMSUNG SDI CO LTD·Filed 2001·Granted Sep 14, 2004·6 cites·18 claims
- 1454US4979789AContinuous source scene projectorAURA SYSTEMS INC·Filed 1989·Granted Dec 25, 1990·12 cites·8 claims
- 1553US5616982APiezoelectric actuatorAURA SYSTEMS INC·Filed 1996·Granted Apr 1, 1997·17 cites·8 claims
- 1653US5589084AThin film actuated mirror arrayDAEWOO ELECTRONICS CO LTD·Filed 1995·Granted Dec 31, 1996·15 cites·3 claims
- 1750US6694269B2Capacitive circuit array for fingerprint sensingSENTRONICS CORP·Filed 2001·Granted Feb 17, 2004·7 cites·6 claims
- 1846US5689380AThin film actuated mirror array for providing double tilt angleAURA SYSTEMS INC·Filed 1995·Granted Nov 18, 1997·13 cites·7 claims
- 1945US5032906AIntensity calibration method for scene projectorAURA SYSTEMS INC·Filed 1989·Granted Jul 16, 1991·8 cites·1 claims
- 2041US10365375B2Method and apparatus for ionosphere depletion detectionUM GREGORY SECHONG·Filed 2011·Granted Jul 30, 2019·1 cites·20 claims
- 2140US5710657AMonomorph thin film actuated mirror arrayAURA SYSTEMS INC·Filed 1995·Granted Jan 20, 1998·8 cites·10 claims
- 2239US6670649B2Triodic rectifier switchSAMSUNG SDI CO LTD·Filed 2001·Granted Dec 30, 2003·2 cites·22 claims
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