Inventor · disambiguated record
Harold L. Rothwell, Jr.
Also filed as: ROTHWELL HAROLD · ROTHWELL HAROLD L · ROTHWELL JR HAROLD · ROTHWELL JR HAROLD L
47 granted patents·703 citations·filing 1980–2011
98Inventor score
Top patents by PatentIndex Score
47 records- 0195US4499396AMetal halide arc discharge lamp with means for suppressing convection currents within the outer envelope and methods of operating sameGTE PROD CORP·Filed 1982·Granted Feb 12, 1985·51 cites·11 claims
- 0292US4920459AArc discharge headlamp systemGTE PROD CORP·Filed 1988·Granted Apr 24, 1990·75 cites·19 claims
- 0385US5043634APulsed light sourceGTE PROD CORP·Filed 1988·Granted Aug 27, 1991·41 cites·23 claims
- 0481US5051665AFast warm-up ballast for arc discharge lampGTE PROD CORP·Filed 1990·Granted Sep 24, 1991·47 cites·20 claims
- 0580US4386292AProjection lamp comprising single ended arc discharge lamp and an interference filterGTE PROD CORP·Filed 1980·Granted May 31, 1983·19 cites·4 claims
- 0679US4580989AMetal halide arc discharge lamp with means for suppressing convection currents within the outer envelope and methods of operating and constructing sameGTE PROD CORP·Filed 1984·Granted Apr 8, 1986·19 cites·6 claims
- 0778US4874988APulsed metal halide arc discharge light sourceGTE PROD CORP·Filed 1989·Granted Oct 17, 1989·23 cites·21 claims
- 0877US5036256AArc discharge ballast suitable for automotive applicationsGTE PROD CORP·Filed 1990·Granted Jul 30, 1991·40 cites·13 claims
- 0977US4348615ADischarge lamp operating circuitGTE PROD CORP·Filed 1980·Granted Sep 7, 1982·35 cites·8 claims
- 1075US8110973B2Integrally ballasted lamp assembly including a spacer diskRICHARD RENAUD·Filed 2010·Granted Feb 7, 2012·7 cites·14 claims
- 1175US4321504ALow wattage metal halide arc discharge lampGTE PROD CORP·Filed 1980·Granted Mar 23, 1982·16 cites·5 claims
- 1274US4540373AMethod of fabricating an arc tube for an arc discharge lampGTE PROD CORP·Filed 1984·Granted Sep 10, 1985·15 cites·6 claims
- 1374US4320322AElectrode geometry to improve arc stabilityGTE PROD CORP·Filed 1980·Granted Mar 16, 1982·16 cites·3 claims
- 1473US4864180AMetal-halide arc tube and lamp having improved uniformity of azimuthal luminous intensityGTE PROD CORP·Filed 1987·Granted Sep 5, 1989·18 cites·12 claims
- 1570US5997162AHorizontal HID vehicle headlamp with magnetic deflectionOSRAM SYLVANIA INC·Filed 1998·Granted Dec 7, 1999·23 cites·22 claims
- 1669US7575343B2Faceted par lampOSRAM SYLVANIA INC·Filed 2007·Granted Aug 18, 2009·7 cites·3 claims
- 1768US5666031ANeon gas discharge lamp and method of pulsed operationOSRAM SYLVANIA INC·Filed 1995·Granted Sep 9, 1997·30 cites·30 claims
- 1868US5523655ANeon fluorescent lamp and method of operatingOSRAM SYLVANIA INC·Filed 1994·Granted Jun 4, 1996·29 cites·52 claims
- 1968US4415829ADirect current operable arc lampGTE PROD CORP·Filed 1981·Granted Nov 15, 1983·12 cites·5 claims
- 2067US4308483AHigh brightness, low wattage, high pressure, metal vapor discharge lampGTE PROD CORP·Filed 1980·Granted Dec 29, 1981·12 cites·5 claims
- 2164US5856726AElectric lamp with a threaded electrodeOSRAM SYLVANIA INC·Filed 1996·Granted Jan 5, 1999·18 cites·24 claims
- 2261US4302699ALow wattage metal halide arc discharge lamp having optimum efficacyGTE PROD CORP·Filed 1980·Granted Nov 24, 1981·9 cites·5 claims
- 2360US4557700AMetal halide discharge lamp gas fill process to provide minimal color separationGTE PROD CORP·Filed 1983·Granted Dec 10, 1985·9 cites·7 claims
- 2458US5101134ALow wattage metal halide capsule shapeGTE PROD CORP·Filed 1990·Granted Mar 31, 1992·16 cites·14 claims
- 2558US4884009AColor selectable source for pulsed arc discharge lampsGTE PROD CORP·Filed 1987·Granted Nov 28, 1989·12 cites·21 claims
- 2657US4528478ASingle-ended metal halide discharge lamp with minimal color separationGTE PROD CORP·Filed 1983·Granted Jul 9, 1985·8 cites·6 claims
- 2754US6130511ANeon discharge lamp for generating amber lightOSRAM SYLVANIA INC·Filed 1998·Granted Oct 10, 2000·13 cites·23 claims
- 2854US4847530AArc discharge lamp with elongated outer envelope orthogonal to lamp baseGTE PROD CORP·Filed 1987·Granted Jul 11, 1989·8 cites·15 claims
- 2954US4766348ASingle-ended metal halogen lamp and fabrication process employing ionization potential selection of additive gasesGTE PROD CORP·Filed 1983·Granted Aug 23, 1988·7 cites·1 claims
- 3054US4454450AVertical running, high brightness, low wattage metal halide lampGTE PROD CORP·Filed 1983·Granted Jun 12, 1984·7 cites·3 claims
- 3153US7931514B2Method of making an integral HID reflector lampOSRAM SYLVANIA INC·Filed 2008·Granted Apr 26, 2011·0 cites·9 claims
- 3251US4636687AElectrode alignment and capsule design for single-ended low wattage metal halide lampsGTE PROD CORP·Filed 1984·Granted Jan 13, 1987·6 cites·4 claims
- 3349USD597226SReflector lampOSRAM SYLVANIA INC·Filed 2009·Granted Jul 28, 2009·7 cites·1 claims
- 3449US6313578B1Phosphor coating for gas discharge lamps and lamp containing sameOSRAM SYLVANIA INC·Filed 1998·Granted Nov 6, 2001·10 cites·20 claims
- 3548US4612000ASingle-ended metal halide discharge lamps and process of manufactureGTE PROD CORP·Filed 1985·Granted Sep 16, 1986·6 cites·5 claims
- 3647US7919926B2Aggregate ignition method in high frequency metal halide lampsOSRAM SYLVANIA INC·Filed 2008·Granted Apr 5, 2011·0 cites·20 claims
- 3744US8581482B2PAR lamp and method of making sameVEIGA LOUIE·Filed 2009·Granted Nov 12, 2013·0 cites·11 claims
- 3844US4376259AHigh intensity discharge lamp including arc extinguishing meansGTE PROD CORP·Filed 1981·Granted Mar 8, 1983·4 cites·3 claims
- 3943US5565741AMethod of operating a neon discharge lamp particularly useful on a vehicleOSRAM SYLVANIA INC·Filed 1994·Granted Oct 15, 1996·7 cites·21 claims
- 4041US4850918APulsed metal halide sourceGTE PROD CORP·Filed 1988·Granted Jul 25, 1989·4 cites·7 claims
- 4140USD630773SNeck portion of a par lampOSRAM SYLVANIA INC·Filed 2010·Granted Jan 11, 2011·5 cites·1 claims
- 4240US4620130AElectrode alignment and capsule design for single-ended low wattage metal halide lampsGTE PROD CORP·Filed 1984·Granted Oct 28, 1986·3 cites·8 claims
- 4339US4321501ALow wattage, high pressure metal vapor discharge lamp for minimizing detrimental glow timeGTE PROD CORP·Filed 1980·Granted Mar 23, 1982·3 cites·2 claims
- 4438US4362969AHigh intensity discharge lamp including arc extinguishing meansGTE PROD CORP·Filed 1981·Granted Dec 7, 1982·3 cites·6 claims
- 4534US8456072B2Ultraviolet enhancer (UVE) holderBERGER MARY·Filed 2011·Granted Jun 4, 2013·0 cites·11 claims
- 4634US6812644B2Reduced mercury ceramic metal halide lampOSRAM SYLVANIA INC·Filed 2003·Granted Nov 2, 2004·0 cites·8 claims
- 4734US4390811AHigh intensity discharge lamp including arc extinguishing meansGTE PROD CORP·Filed 1981·Granted Jun 28, 1983·3 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →