Inventor · disambiguated record
Donald G. Heflinger
Also filed as: HEFLINGER DONALD G · HEFLINGER DONALD GLEN
23 granted patents·944 citations·filing 1995–2022
97Inventor score
Top patents by PatentIndex Score
23 records- 0195US5726786AFree-space star-coupled optical data busAEROSPACE CORP·Filed 1995·Granted Mar 10, 1998·190 cites·1 claims
- 0291US6396605B1Apparatus and method for tuning an optical interferometerTRW INC·Filed 1999·Granted May 28, 2002·133 cites·14 claims
- 0390US6366356B1High average power fiber laser system with high-speed, parallel wavefront sensorTRW INC·Filed 1999·Granted Apr 2, 2002·112 cites·12 claims
- 0487US6661975B1Multi-rate variable duty cycle modem for use in an optical communication systemNORTHROP GRUMMAN CORP·Filed 2000·Granted Dec 9, 2003·59 cites·24 claims
- 0585US11444691B2Optical free space communication apparatus using polarizationNORTHROP GRUMMAN SYSTEMS CORP·Filed 2021·Granted Sep 13, 2022·2 cites·20 claims
- 0685US11115734B1Spatial transmit/receive isolation apparatus and method for optical communication systemsNORTHROP GRUMMAN SYSTEMS CORP·Filed 2020·Granted Sep 7, 2021·2 cites·8 claims
- 0782US6353264B1Pseudomonolithic wafer scale moduleTRW INC·Filed 2000·Granted Mar 5, 2002·43 cites·32 claims
- 0876US6175320B1All optical analog-to-digital converter employing an improved stabilized optical interferometerTRW INC·Filed 1999·Granted Jan 16, 2001·40 cites·16 claims
- 0973US6404365B1Fully optical analog to digital converters with complementary outputsTRW INC·Filed 2000·Granted Jun 11, 2002·12 cites·14 claims
- 1072US6815828B1Large multi-function integrated circuit deviceNORTHROP GRUMMAN CORP·Filed 2000·Granted Nov 9, 2004·24 cites·38 claims
- 1171US6545785B1Optical communication system with phase modulationTRW INC·Filed 1999·Granted Apr 8, 2003·44 cites·35 claims
- 1271US6469817B1Apparatus and method employing two optical signals for stabilizing an optical interferometerTRW INC·Filed 1999·Granted Oct 22, 2002·43 cites·19 claims
- 1371US6118397AFully optical analog to digital converters with complementary outputsTRW INC·Filed 1998·Granted Sep 12, 2000·36 cites·9 claims
- 1471US6064507AHigh speed differential optoelectronic receiverTRW INC·Filed 1998·Granted May 16, 2000·44 cites·24 claims
- 1569US11646792B2Optical communications terminalNORTHROP GRUMMAN SYSTEMS CORP·Filed 2022·Granted May 9, 2023·0 cites·18 claims
- 1667US6243515B1Apparatus for optically pumping an optical fiber from the sideTRW INC·Filed 1999·Granted Jun 5, 2001·29 cites·26 claims
- 1765US6321001B1Wavelength division multiplexed optical communication systemTRW INC·Filed 1999·Granted Nov 20, 2001·27 cites·19 claims
- 1863US6512618B1Broadcast optical communication system employing waveguide having grating normal to sources and detectorsTRW INC·Filed 1999·Granted Jan 28, 2003·25 cites·24 claims
- 1963US6243168B1Dynamic optical micrometerTRW INC·Filed 1999·Granted Jun 5, 2001·25 cites·29 claims
- 2054US6229616B1Heterodyne wavefront sensorTRW INC·Filed 1999·Granted May 8, 2001·20 cites·13 claims
- 2150US6147755ADynamic optical phase state detectorTRW INC·Filed 1999·Granted Nov 14, 2000·17 cites·39 claims
- 2240US6441938B1Optical communication system with a single polarized, phase modulated transmitted beamTRW INC·Filed 1999·Granted Aug 27, 2002·10 cites·45 claims
- 2336US6490068B1Linear analog optical communication system with two transmitted beams and phase modulationTRW INC·Filed 1999·Granted Dec 3, 2002·7 cites·43 claims
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