Inventor · disambiguated record
Douglas E. Keiter
Also filed as: KEITER DOUGLAS E
14 granted patents·1 pending application·180 citations·filing 1999–2021
92Inventor score
Top patents by PatentIndex Score
15 records- 0195US10203103B2LED luminaire having enhanced thermal managementCREE INC·Filed 2016·Granted Feb 12, 2019·15 cites·29 claims
- 0295US6536326B2Control system and method for preventing destructive collisions in free piston machinesSUNPOWER INC·Filed 2001·Granted Mar 25, 2003·64 cites·20 claims
- 0392USD812805SLighting apparatusCREE INC·Filed 2016·Granted Mar 13, 2018·8 cites·1 claims
- 0490US6199381B1DC centering of free piston machineSUNPOWER INC·Filed 1999·Granted Mar 13, 2001·52 cites·13 claims
- 0589US10234127B2LED luminaire having enhanced thermal managementCREE INC·Filed 2016·Granted Mar 19, 2019·5 cites·19 claims
- 0689US7453241B2Electronic controller matching engine power to alternator power and maintaining engine frequency for a free-piston stirling engine driving a linear alternatorSUNPOWER INC·Filed 2006·Granted Nov 18, 2008·20 cites·10 claims
- 0785US11635197B2LED luminaire having enhanced thermal managementIDEAL IND LIGHTING LLC·Filed 2021·Granted Apr 25, 2023·1 cites·20 claims
- 0874US7633173B2Electronic controller matching engine power to alternator power and maintaining engine frequency for a free-piston stirling engine driving a linear alternatorSUNPOWER INC·Filed 2008·Granted Dec 15, 2009·7 cites·5 claims
- 0973US9844107B2High efficiency driver circuitry for a solid state lighting fixtureCREE INC·Filed 2014·Granted Dec 12, 2017·2 cites·28 claims
- 1066US11231170B2LED luminaire having enhanced thermal managementIDEAL IND LIGHTING LLC·Filed 2020·Granted Jan 25, 2022·0 cites·14 claims
- 1164US10271390B2Solid-state lighting fixture with compound semiconductor driver circuitryCREE INC·Filed 2014·Granted Apr 23, 2019·1 cites·39 claims
- 1263US10724728B2LED luminaire having enhanced thermal managementIDEAL IND LIGHTING LLC·Filed 2019·Granted Jul 28, 2020·0 cites·16 claims
- 1356US7266947B2Temperature control for free-piston cryocooler with gas bearingsSUNPOWER INC·Filed 2004·Granted Sep 11, 2007·5 cites·6 claims
- 1450US2007256428A1Vibration control of free piston machines through frequency adjustmentSUNPOWER INC·Filed 2006·Application pending·0 cites
- 1548US9288863B2Lighting apparatus and methods using reconfigurable dimming mappingCREE INC·Filed 2013·Granted Mar 15, 2016·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →