Inventor · disambiguated record
John Polkinghorne
Also filed as: POLKINGHORNE JOHN · POLKINGHORNE JOHN D
5 granted patents·226 citations·filing 1987–1997
85Inventor score
Files withTRW CANADA LTD3
Top patents by PatentIndex Score
5 records- 0193US4843833AAppliance control systemTRW CANADA LTD·Filed 1987·Granted Jul 4, 1989·107 cites·20 claims
- 0277US4879878AAir damper assembly for refrigerator/freezerTRW CANADA LTD·Filed 1988·Granted Nov 14, 1989·47 cites·9 claims
- 0369US5784890ACompact thermoelectric refrigeration drive assemblyFiled 1996·Granted Jul 28, 1998·32 cites·15 claims
- 0461US5809785ACompact thermoelectric refrigeration drive assemblyFiled 1997·Granted Sep 22, 1998·24 cites·20 claims
- 0553US4816823AApplication specific integrated circuitTRW CANADA LTD·Filed 1987·Granted Mar 28, 1989·16 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →