Inventor · disambiguated record
David P. Simpson
Also filed as: SIMPSON DAVID P · SIMPSON DAVID PRESTON
8 granted patents·180 citations·filing 1974–1992
88Inventor score
Top patents by PatentIndex Score
8 records- 0182US4085170AMethod and apparatus for increasing contact area in a multi-phase systemELECTRICITY COUNCIL·Filed 1976·Granted Apr 18, 1978·44 cites·11 claims
- 0280US4417132AApparatus for heating electrically conductive flowable mediaELECTRICITY COUNCIL·Filed 1981·Granted Nov 22, 1983·38 cites·13 claims
- 0379US4434357AApparatus for heating electrically conductive flowable mediaELECTRICITY COUNCIL·Filed 1981·Granted Feb 28, 1984·38 cites·17 claims
- 0476US5440667AOHMIC heater including electrodes arranged along a flow axis to reduce leakage currentELECTRICITY ASS TECH·Filed 1992·Granted Aug 8, 1995·39 cites·20 claims
- 0550US3987306ATreatment of material by ultra-violet irradiationELECTRICITY COUNCIL·Filed 1975·Granted Oct 19, 1976·6 cites·22 claims
- 0646US4167209ABoilersELECTRICITY COUNCIL·Filed 1977·Granted Sep 11, 1979·11 cites·8 claims
- 0738US3942018AProduction of ultra-violet radiationELECTRICITY COUNCIL·Filed 1974·Granted Mar 2, 1976·3 cites·13 claims
- 0829US4077465ABoilersELECTRICITY COUNCIL·Filed 1976·Granted Mar 7, 1978·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →