Inventor · disambiguated record
Payasada Kotrappa
Also filed as: KOTRAPPA PAYASADA
6 granted patents·169 citations·filing 1986–2004
85Inventor score
Files withRAD ELEC INC6
Top patents by PatentIndex Score
6 records- 0188US5055674AElectret ionization chamber for monitoring radium and dissolved radon in waterRAD ELEC INC·Filed 1989·Granted Oct 8, 1991·46 cites·24 claims
- 0288US4814608ASubsoil radioactive gas measuring systemRAD ELEC INC·Filed 1986·Granted Mar 21, 1989·44 cites·20 claims
- 0385US4853536AIonization chamber for monitoring radioactive gasRAD ELEC INC·Filed 1986·Granted Aug 1, 1989·37 cites·37 claims
- 0483US4992658AElectret ion chamber for radon monitoringRAD ELEC INC·Filed 1989·Granted Feb 12, 1991·30 cites·18 claims
- 0564US7312439B1Radon progeny monitorRAD ELEC INC·Filed 2004·Granted Dec 25, 2007·10 cites·43 claims
- 0634USD327121SSmall volume ion chamberRAD ELEC INC·Filed 1991·Granted Jun 16, 1992·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →