Inventor · disambiguated record
David Francis
Also filed as: FRANCIS DAVID · FRANCIS DAVID N
4 granted patents·2 pending applications·706 citations·filing 1975–2006
82Inventor score
Top patents by PatentIndex Score
6 records- 0194US6949196B2Methods and systems for improved dosing of a chemical treatment, such as chlorine dioxide, into a fluid stream, such as a wastewater streamFKOS LLC·Filed 2003·Granted Sep 27, 2005·599 cites·16 claims
- 0287US4001949ADynamic fire simulator and trainerANSUL CO·Filed 1975·Granted Jan 11, 1977·79 cites·12 claims
- 0376US7407642B2Chlorine dioxide generation methodBIO CHEM RESOURCES·Filed 2006·Granted Aug 5, 2008·6 cites·19 claims
- 0474US7452511B2Reactor for production of chlorine dioxide, methods of production of same, and related systems and methods of using the reactorSCHMITZ WILFRIED J·Filed 2003·Granted Nov 18, 2008·22 cites·24 claims
- 0538US2007068825A1Cooling device for end-box of mercury cathode chlor-alkali cellsOLDANI DARIO·Filed 2004·Application pending·0 cites
- 0636US2006070873A1Expandable anodes for chlor-alkali diaphragm cellsOLDANI DARIO·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →