Inventor · disambiguated record
Keith Douglas Ness
Also filed as: NESS KEITH · NESS KEITH D · NESS KEITH DOUGLAS
25 granted patents·3 pending applications·343 citations·filing 1997–2025
96Inventor score
Top patents by PatentIndex Score
28 records- 0196US7636615B2Power control systemWATLOW ELECTRIC MFG·Filed 2005·Granted Dec 22, 2009·46 cites·25 claims
- 0295US11038431B2Isolated power converter for a thermal systemWATLOW ELECTRIC MFG·Filed 2020·Granted Jun 15, 2021·19 cites·17 claims
- 0393US10690705B2Power converter for a thermal systemWATLOW ELECTRIC MFG·Filed 2017·Granted Jun 23, 2020·13 cites·21 claims
- 0493US7652395B2Integrally coupled power control system having a solid state relayWATLOW ELECTRIC MFG·Filed 2005·Granted Jan 26, 2010·31 cites·47 claims
- 0593US7385791B2Apparatus and method for relay contact arc suppressionWATLOW ELECTRIC MFG·Filed 2005·Granted Jun 10, 2008·26 cites·36 claims
- 0691US10908195B2System and method for controlling power to a heaterWATLOW ELECTRIC MFG·Filed 2018·Granted Feb 2, 2021·9 cites·20 claims
- 0787US7826232B2Modular connection system for panel-mounted controllersWATLOW ELECTRIC MFG·Filed 2007·Granted Nov 2, 2010·28 cites·36 claims
- 0887US7561430B2Heat management system for a power switching deviceWATLOW ELECTRIC MFG·Filed 2007·Granted Jul 14, 2009·17 cites·33 claims
- 0987US2025365816A1Isolated power converter for a thermal systemWATLOW ELECTRIC MFG·Filed 2025·Application pending·0 cites
- 1083US5790354AHybrid power switching deviceWATLOW ELECTRIC MFG·Filed 1997·Granted Aug 4, 1998·54 cites·13 claims
- 1182US7961443B2Hybrid power relay using communications linkWATLOW ELECTRIC MFG·Filed 2007·Granted Jun 14, 2011·9 cites·60 claims
- 1279US7898819B2Compact modular card system and communications protocols for a power controllerWATLOW ELECTRIC MFG·Filed 2007·Granted Mar 1, 2011·18 cites·17 claims
- 1377US12436175B2Power converter for a thermal systemWATLOW ELECTRIC MFG·Filed 2022·Granted Oct 7, 2025·0 cites·19 claims
- 1473US8422178B2Hybrid power relay using communications linkPFINGSTEN THOMAS ROBERT·Filed 2011·Granted Apr 16, 2013·3 cites·20 claims
- 1572USD605119SPower controller coverWATLOW ELECTRIC MFG·Filed 2008·Granted Dec 1, 2009·18 cites·1 claims
- 1669US12449449B2Power converter for a thermal systemWATLOW ELECTRIC MFG·Filed 2020·Granted Oct 21, 2025·0 cites·19 claims
- 1769US12402211B2Isolated power converter for a thermal systemWATLOW ELECTRIC MFG·Filed 2021·Granted Aug 26, 2025·0 cites·19 claims
- 1869US2024264616A1Method and system for controlling an electric heater using control on energyWATLOW ELECTRIC MFG·Filed 2024·Application pending·0 cites
- 1962USD605144SPower controller backplane moduleWATLOW ELECTRIC MFG·Filed 2008·Granted Dec 1, 2009·12 cites·1 claims
- 2061US11921526B2Method and system for controlling an electric heater using control on energyWATLOW ELECTRIC MFG·Filed 2021·Granted Mar 5, 2024·0 cites·20 claims
- 2160USD605143SPower controller backplane module assemblyWATLOW ELECTRIC MFG·Filed 2008·Granted Dec 1, 2009·11 cites·1 claims
- 2258US10908196B2System and method for controlling power to a heaterWATLOW ELECTRIC MFG·Filed 2019·Granted Feb 2, 2021·0 cites·15 claims
- 2357USD531138SPower controller heat sinkWATLOW ELECTRIC MFG·Filed 2006·Granted Oct 31, 2006·10 cites·1 claims
- 2453USD630580SPower controller housingWATLOW ELECTRIC MFG·Filed 2007·Granted Jan 11, 2011·8 cites·1 claims
- 2547USD529874SPower controller heat sinkWATLOW ELECTRIC MFG·Filed 2006·Granted Oct 10, 2006·6 cites·1 claims
- 2644USD601103SPower controller housingWATLOW ELECTRIC MFG·Filed 2007·Granted Sep 29, 2009·5 cites·1 claims
- 2743US2008266742A1Apparatus and method for increasing switching life of electromechanical contacts in a hybrid power switching deviceWATLOW ELECTRIC MFG·Filed 2007·Application pending·0 cites
- 2840US8311766B2System and method of measuring temperature in a power controllerNESS KEITH D·Filed 2008·Granted Nov 13, 2012·0 cites·18 claims
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