Inventor · disambiguated record
David L. Witham
Also filed as: WITHAM DAVID · WITHAM DAVID L
13 granted patents·4 pending applications·246 citations·filing 1995–2018
93Inventor score
Top patents by PatentIndex Score
17 records- 0191US9666424B1Method and apparatus for operating a germicidal UV device with a programmable logic controller and a bluetooth low energy solutionVELOZ PETER·Filed 2016·Granted May 30, 2017·23 cites·8 claims
- 0290US10328168B1Method and apparatus for operating a germicidal UV device with a programmable logic controller and a bluetooth low energy solutionVELOZ PETER·Filed 2017·Granted Jun 25, 2019·16 cites·10 claims
- 0388US5575638AStove burner simmer controlTHERMADOR CORP·Filed 1995·Granted Nov 19, 1996·89 cites·13 claims
- 0486US9265174B2Method and apparatus for optimizing germicidal lamp performance in a disinfection deviceSHOSTAK ALEKSANDR·Filed 2014·Granted Feb 16, 2016·14 cites·16 claims
- 0575US7137728B2Lamp keying systemULTRAVIOLET DEVICES INC·Filed 2004·Granted Nov 21, 2006·25 cites·22 claims
- 0674US7421851B2Appliance for disinfection of HVAC systemsULTRAVIOLET DEVICES INC·Filed 2006·Granted Sep 9, 2008·5 cites·17 claims
- 0771USD933556SVehicle console displayAPTIV TECH LTD·Filed 2018·Granted Oct 19, 2021·14 cites·1 claims
- 0871US6670626B2Device to disinfect air or surfaces with radiation and method thereforULTRAVIOLET DEVICES INC·Filed 2002·Granted Dec 30, 2003·28 cites·11 claims
- 0964US7354317B2Lamp keying system and methodULTRAVIOLET DEVICES INC·Filed 2006·Granted Apr 8, 2008·7 cites·23 claims
- 1063US7107778B1Appliance for disinfection of HVAC systemsWITHAM DAVID L·Filed 2000·Granted Sep 19, 2006·10 cites·2 claims
- 1162US7229195B2Lamp standardULTRAVIOLET DEVICES INC·Filed 2005·Granted Jun 12, 2007·1 cites·11 claims
- 1257US6979103B2Ultraviolet lamp standards and methods of use thereofULTRAVIOLET DEVICES INC·Filed 2003·Granted Dec 27, 2005·4 cites·23 claims
- 1350USD684671SMobile room sanitizerBETANCOURT FILIBERTO·Filed 2012·Granted Jun 18, 2013·10 cites·1 claims
- 1445US2006011558A1Disinfecting system and method for liquid systemsFENCL FORREST B·Filed 2005·Application pending·0 cites
- 1544US2005163652A1Low level ultraviolet disinfecting systemFiled 2005·Application pending·0 cites
- 1640US2015158422A1Light-pipe cut from sheet stock for instrument panelDELPHI TECH INC·Filed 2013·Application pending·0 cites
- 1740US2008227320A1Lamp keying system and methodWITHAM DAVID L·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →