Inventor · disambiguated record
Pierre Gerlach
Also filed as: GERLACH PIERRE
12 granted patents·53 citations·filing 1974–1990
88Inventor score
Top patents by PatentIndex Score
12 records- 0170US4563609ADirectly-heated cathodesTHOMSON CSF·Filed 1983·Granted Jan 7, 1986·15 cites·12 claims
- 0255US4644217AElectron tube with a device for cooling the grid baseTHOMSON CSF·Filed 1985·Granted Feb 17, 1987·9 cites·4 claims
- 0351US4017760AParasitic oscillation suppressor for electronic tubesTHOMSON CSF·Filed 1976·Granted Apr 12, 1977·6 cites·16 claims
- 0451US3943398AElectronic tube with cylindrical electrodesTHOMSON CSF·Filed 1974·Granted Mar 9, 1976·6 cites·4 claims
- 0539US4639633AElectron tube with cathode cooling deviceTHOMSON CSF·Filed 1985·Granted Jan 27, 1987·4 cites·2 claims
- 0635US4571525AResonant coaxial cavities for a grid vacuum tubeTHOMSON CSF·Filed 1983·Granted Feb 18, 1986·3 cites·8 claims
- 0732US3995188AGrid for an electronic tubeTHOMSON CSF·Filed 1975·Granted Nov 30, 1976·3 cites·6 claims
- 0831US4245379AMethod of fabrication of flat grids of pyrolitic graphite for electron tubesTHOMSON CSF·Filed 1979·Granted Jan 20, 1981·1 cites·2 claims
- 0929US5099332AGrid tube with increased efficiencyTHOMSON TUBES ELECTRONIQUES·Filed 1990·Granted Mar 24, 1992·4 cites·10 claims
- 1029US4302705ACapacitive coupling device for an electron tubeTHOMSON CSF·Filed 1979·Granted Nov 24, 1981·0 cites·5 claims
- 1128US5166575AGrid tube with coupled-cavity output, with coupling element integral with said tubeTHOMSON TUBES ELECTRONIQUES·Filed 1990·Granted Nov 24, 1992·0 cites·9 claims
- 1228US4311975AFrequency band filterTHOMSON CSF·Filed 1979·Granted Jan 19, 1982·2 cites·7 claims
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