Inventor · disambiguated record
John C. Dempsey
Also filed as: DEMPSEY JOHN C
10 granted patents·234 citations·filing 1975–2004
91Inventor score
Top patents by PatentIndex Score
10 records- 0188US4814608ASubsoil radioactive gas measuring systemRAD ELEC INC·Filed 1986·Granted Mar 21, 1989·44 cites·20 claims
- 0285US5008540AElectret gamma/X-ray low level dosimeterRAD ELEC INC·Filed 1989·Granted Apr 16, 1991·32 cites·37 claims
- 0385US4853536AIonization chamber for monitoring radioactive gasRAD ELEC INC·Filed 1986·Granted Aug 1, 1989·37 cites·37 claims
- 0470US4926053ARadon monitorRAD ELEC INC·Filed 1988·Granted May 15, 1990·17 cites·13 claims
- 0568US5126567AElectret gamma/X-ray low level dosimeterRAD ELEC INC·Filed 1991·Granted Jun 30, 1992·19 cites·10 claims
- 0666US4493207AMethod and apparatus for measuring the rate at which air infiltrates into and out of buildingsTAGGENTS INC·Filed 1982·Granted Jan 15, 1985·19 cites·26 claims
- 0765US5104554ARemoving radon by downhole sparging of airAQUA RID INC·Filed 1990·Granted Apr 14, 1992·32 cites·5 claims
- 0864US7312439B1Radon progeny monitorRAD ELEC INC·Filed 2004·Granted Dec 25, 2007·10 cites·43 claims
- 0951US4445364AMethod and apparatus for measuring air infiltration rate into buildingsTAGGENTS INC·Filed 1982·Granted May 1, 1984·12 cites·93 claims
- 1050US3991680ATagging explosives with sulfur hexafluorideUS ENERGY·Filed 1975·Granted Nov 16, 1976·12 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →