Assignee
ESQUIRE INC
36 granted patents·1,024 citations·filing 1974–1981
Top patents by PatentIndex Score
36 records- 0196US4170747AFixed frequency, variable duty cycle, square wave dimmer for high intensity gaseous discharge lampESQUIRE INC·Filed 1978·Granted Oct 9, 1979·101 cites·9 claims
- 0293US4009387AAutomatic energy control lighting system with automatically variable dc sourceESQUIRE INC·Filed 1976·Granted Feb 22, 1977·73 cites·22 claims
- 0391US4028542AFaceted parabolic-type reflector systemESQUIRE INC·Filed 1975·Granted Jun 7, 1977·118 cites·7 claims
- 0490US3955702AEnclosed box-like housingsESQUIRE INC·Filed 1974·Granted May 11, 1976·98 cites·19 claims
- 0586US4293901AReflector system having sharp light cutoff characteristicsESQUIRE INC·Filed 1979·Granted Oct 6, 1981·53 cites·12 claims
- 0685US4308573ALamp fixture including diffused low angle reflective surfacesESQUIRE INC·Filed 1978·Granted Dec 29, 1981·44 cites·20 claims
- 0785US4261030AWrap-around parabolic light fixture and method for manufactureESQUIRE INC·Filed 1979·Granted Apr 7, 1981·49 cites·22 claims
- 0880US4197485AOptocoupler dimmer circuit for high intensity, gaseous discharge lampESQUIRE INC·Filed 1978·Granted Apr 8, 1980·35 cites·34 claims
- 0980US4000406ALight fixtureESQUIRE INC·Filed 1974·Granted Dec 28, 1976·48 cites·8 claims
- 1076US4144478ALamp system take control dimming circuitESQUIRE INC·Filed 1977·Granted Mar 13, 1979·27 cites·10 claims
- 1174US4204141AAdjustable DC pulse circuit for variation over a predetermined range using two timer networksESQUIRE INC·Filed 1978·Granted May 20, 1980·27 cites·18 claims
- 1274US4175281ACeiling mounted support structureESQUIRE INC·Filed 1978·Granted Nov 20, 1979·35 cites·9 claims
- 1369US4091307AEmergency lighting system for gaseous-discharge lampsESQUIRE INC·Filed 1974·Granted May 23, 1978·16 cites·3 claims
- 1465US4134043ALighting circuitsESQUIRE INC·Filed 1976·Granted Jan 9, 1979·20 cites·123 claims
- 1563US4329627AHigh frequency thyristor circuit for energizing a gaseous discharge lampESQUIRE INC·Filed 1980·Granted May 11, 1982·21 cites·6 claims
- 1663US4318031ALamp, ballast and starter visual monitorESQUIRE INC·Filed 1979·Granted Mar 2, 1982·22 cites·6 claims
- 1761US4400754ASpark arrestorESQUIRE INC·Filed 1981·Granted Aug 23, 1983·16 cites·8 claims
- 1860US4236100ALighting circuitsESQUIRE INC·Filed 1978·Granted Nov 25, 1980·16 cites·47 claims
- 1960US4134044AHigh frequency circuit for operating a high-intensity gaseous discharge lampESQUIRE INC·Filed 1978·Granted Jan 9, 1979·16 cites·11 claims
- 2059US4310828AProgrammed controllerESQUIRE INC·Filed 1979·Granted Jan 12, 1982·22 cites·12 claims
- 2154US4220895ANon-interfering, overlapping high frequency signalling for lamp dimmer circuitESQUIRE INC·Filed 1978·Granted Sep 2, 1980·13 cites·12 claims
- 2254US4204148ARegulation circuitESQUIRE INC·Filed 1978·Granted May 20, 1980·10 cites·5 claims
- 2352US4323956ALens closure for light fixture and method for attachmentESQUIRE INC·Filed 1980·Granted Apr 6, 1982·23 cites·5 claims
- 2452US4047076AEmergency lighting system for gaseous discharge lampsESQUIRE INC·Filed 1975·Granted Sep 6, 1977·11 cites·13 claims
- 2551US4054790ALight fixtureESQUIRE INC·Filed 1976·Granted Oct 18, 1977·20 cites·14 claims
- 2649US3943355ALuminaire latch and hingeESQUIRE INC·Filed 1974·Granted Mar 9, 1976·12 cites·1 claims
- 2748US4240853ALens closure for light fixture and method for attachmentESQUIRE INC·Filed 1978·Granted Dec 23, 1980·15 cites·10 claims
- 2847US4219761AIncandescent lamp dimmer providing control voltage IES square law compliance correctionESQUIRE INC·Filed 1978·Granted Aug 26, 1980·12 cites·8 claims
- 2944US4213164AElectronic protection circuit incorporating voltage divider sensing, gating and triggeringESQUIRE INC·Filed 1978·Granted Jul 15, 1980·7 cites·9 claims
- 3044US4135223AElectronic protection circuitESQUIRE INC·Filed 1977·Granted Jan 16, 1979·7 cites·14 claims
- 3143US4209738ARegulation circuitESQUIRE INC·Filed 1977·Granted Jun 24, 1980·6 cites·12 claims
- 3242US4181873AHigh frequency dimmer circuit for high intensity, gaseous discharge lampESQUIRE INC·Filed 1978·Granted Jan 1, 1980·7 cites·30 claims
- 3337US3965346ALight fixture mounting apparatusESQUIRE INC·Filed 1975·Granted Jun 22, 1976·8 cites·4 claims
- 3434US4364105AStacked fixtures with angularly positioned lamps and downwardly light-directing reflectorsESQUIRE INC·Filed 1981·Granted Dec 14, 1982·4 cites·7 claims
- 3533US4414600AProtection device for high intensity gaseous discharge lamp starting circuitESQUIRE INC·Filed 1981·Granted Nov 8, 1983·5 cites·3 claims
- 3633US4120023ALens closure for sports light fixtureESQUIRE INC·Filed 1977·Granted Oct 10, 1978·7 cites·8 claims
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