Inventor · disambiguated record
John L. Keith
Also filed as: KEITH JOHN L
6 granted patents·73 citations·filing 1976–2020
83Inventor score
Top patents by PatentIndex Score
6 records- 0194US10680574B1Automatic impedance matching system, method and apparatusPALSTAR INC·Filed 2019·Granted Jun 9, 2020·20 cites·22 claims
- 0291US10483946B1Single solution impedance matching system, method and apparatusPALSTAR INC·Filed 2019·Granted Nov 19, 2019·10 cites·26 claims
- 0383US10804873B1Automatic impedance matching system, method and apparatusPALSTAR INC·Filed 2020·Granted Oct 13, 2020·2 cites·6 claims
- 0483US10680582B1Single solution impedance matching methodPALSTAR INC·Filed 2019·Granted Jun 9, 2020·4 cites·16 claims
- 0569US4030023ATemperature compensated constant voltage apparatusROCKWELL INTERNATIONAL CORP·Filed 1976·Granted Jun 14, 1977·19 cites·2 claims
- 0659US4047435ATemperature measuring apparatusROCKWELL INTERNATIONAL CORP·Filed 1976·Granted Sep 13, 1977·18 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →