Inventor · disambiguated record
Richard A. Hart
Also filed as: HART RICHARD A
18 granted patents·1 pending application·707 citations·filing 1982–2004
96Inventor score
Top patents by PatentIndex Score
19 records- 0197US6788722B1High power waveguide laserCOHERENT INC·Filed 2000·Granted Sep 7, 2004·108 cites·13 claims
- 0297US6697408B2Q-switched cavity dumped CO2 laser for material processingCOHERENT INC·Filed 2002·Granted Feb 24, 2004·96 cites·40 claims
- 0394US6826204B2Q-switched CO2 laser for material processingCOHERENT INC·Filed 2002·Granted Nov 30, 2004·46 cites·11 claims
- 0491US7058093B2Q-switched, cavity dumped laser systems for material processingCOHERENT INC·Filed 2003·Granted Jun 6, 2006·33 cites·6 claims
- 0591US4787090ACompact distributed inductance RF-excited waveguide gas laser arrangementUNITED TECHNOLOGIES CORP·Filed 1988·Granted Nov 22, 1988·51 cites·16 claims
- 0690US6192061B1RF excited waveguide laserDEMARIA ELECTROOPTICS SYSTEMS·Filed 1998·Granted Feb 20, 2001·96 cites·54 claims
- 0788US6327896B1Photo-acoustic leak detection systemUNITED TECHNOLOGIES CORP·Filed 2000·Granted Dec 11, 2001·35 cites·20 claims
- 0881US4807232APhase locked staggered dielectric ridge array waveguide gas laserUNITED TECHNOLOGIES CORP·Filed 1987·Granted Feb 21, 1989·30 cites·16 claims
- 0972US4807234APhase locked alternating dielectric ridge gas laserUNITED TECHNOLOGIES CORP·Filed 1987·Granted Feb 21, 1989·22 cites·4 claims
- 1070US4539685APassively Q-switched laser having a variable pulse rateUNITED TECHNOLOGIES CORP·Filed 1982·Granted Sep 3, 1985·20 cites·3 claims
- 1169US6154307AMethod and apparatus to diffract multiple beamsUNITED TECHNOLOGIES CORP·Filed 1998·Granted Nov 28, 2000·35 cites·31 claims
- 1269US4807233APhase locked cusp-shaped dielectric ridge gas laserUNITED TECHNOLOGIES CORP·Filed 1987·Granted Feb 21, 1989·17 cites·7 claims
- 1368US6089076ASystem to control the power of a beamUNITED TECHNOLOGIES CORP·Filed 1998·Granted Jul 18, 2000·39 cites·34 claims
- 1462US5680412AApparatus for improving the optical intensity induced damage limit of optical quality crystalsDEMARIA ELECTROOPTICS SYSTEMS·Filed 1995·Granted Oct 21, 1997·33 cites·59 claims
- 1557US6489545B1Sound producing deviceFiled 2000·Granted Dec 3, 2002·10 cites·15 claims
- 1657US5079773ATailored cross section optical waveguide laser arrayUNITED TECHNOLOGIES CORP·Filed 1991·Granted Jan 7, 1992·20 cites·5 claims
- 1752US4512021APassively Q-switched square bore waveguide laserUNITED TECHNOLOGIES CORP·Filed 1982·Granted Apr 16, 1985·9 cites·5 claims
- 1844US4484333ACoupled waveguide freespace laserUNITED TECHNOLOGIES CORP·Filed 1982·Granted Nov 20, 1984·7 cites·1 claims
- 1942US2005069007A1Q-switched CO2 laser for material processingFiled 2004·Application pending·0 cites
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