Inventor · disambiguated record
David A. Sprankle
Also filed as: SPRANKLE DAVID · SPRANKLE DAVID A · SPRANKLE DAVID ALLEN
11 granted patents·3 pending applications·1,200 citations·filing 1985–2018
90Inventor score
Files withHERAEUS NOBLELIGHT AMERICA LLC5AUTOMATED MERCHANDISING SYSTEM2FUSION UV SYS INC2PHILIPS CORP2AUTOMATED MECHANDISING SYSTEMS INC1
Top patents by PatentIndex Score
14 records- 0196US7988015B2Adjustable storage rack for a vending machineAUTOMATED MERCHANDISING SYSTEMS INC·Filed 2007·Granted Aug 2, 2011·1.1k cites·17 claims
- 0287US4620175ASimple thermostat for dip mountingPHILIPS CORP·Filed 1985·Granted Oct 28, 1986·50 cites·9 claims
- 0382US4795997AThermostat for board mountingPHILIPS CORP·Filed 1987·Granted Jan 3, 1989·32 cites·6 claims
- 0481US7446302B2Optical vend-sensing system for control of vending machineAUTOMATED MERCHANDISING SYSTEM·Filed 2005·Granted Nov 4, 2008·15 cites·27 claims
- 0576US8507884B2Elliptical light source for ultraviolet (UV) curing lamp assembliesSWAIN PRADYUMNA KUMAR·Filed 2012·Granted Aug 13, 2013·4 cites·15 claims
- 0668US7906911B2Luminaire assembly having a bonded reflector cavity for supporting an ultra-violet lampFUSION UV SYS INC·Filed 2008·Granted Mar 15, 2011·3 cites·12 claims
- 0765US7977659B2Radio frequency screen assembly for microwave cavitiesFUSION UV SYS INC·Filed 2008·Granted Jul 12, 2011·2 cites·15 claims
- 0858US7246719B2Adjustable storage rack for a vending machineAUTOMATED MERCHANDISING SYSTEM·Filed 2004·Granted Jul 24, 2007·4 cites·20 claims
- 0957US9664371B2Lamp head assemblies and methods of assembling the sameHERAEUS NOBLELIGHT AMERICA LLC·Filed 2016·Granted May 30, 2017·1 cites·20 claims
- 1050US8003931B2Optical vend-sensing system for control of vending machineAUTOMATED MECHANDISING SYSTEMS INC·Filed 2008·Granted Aug 23, 2011·0 cites·3 claims
- 1141US10308550B2Device including a radiation emitter for applying radiation to a target, and related methodsHERAEUS NOBLELIGHT AMERICA LLC·Filed 2018·Granted Jun 4, 2019·0 cites·20 claims
- 1240US2019193113A1Irradiation systems for curing targets, related curing systems, and related methodsHERAEUS NOBLELIGHT AMERICA LLC·Filed 2018·Application pending·0 cites
- 1338US2017146125A1Uv light sources, and gaskets for uv light sourcesHERAEUS NOBLELIGHT AMERICA LLC·Filed 2016·Application pending·0 cites
- 1428US2015378072A1Modular uv led lamp reflector assemblyHERAEUS NOBLELIGHT AMERICA LLC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →