Inventor · disambiguated record
Charles Hartmann
Also filed as: HARTMANN CHARLES · HARTMANN CHARLES H · HARTMANN CHARLES HAROLD
5 granted patents·56 citations·filing 1973–2004
79Inventor score
Top patents by PatentIndex Score
5 records- 0179US4182740AFlame ionization detectorVARIAN ASSOCIATES·Filed 1977·Granted Jan 8, 1980·31 cites·4 claims
- 0263US6820716B2Acoustic isolator for well logging systemBAKER HUGHES INC·Filed 2003·Granted Nov 23, 2004·17 cites·18 claims
- 0338US7650963B2Acoustic isolator for well logging systemBAKER HUGHES INC·Filed 2004·Granted Jan 26, 2010·3 cites·22 claims
- 0430US4101278AIonization detector utilizing tritiated scandium with an acceptable tritium emanation rate at high temperatureVARIAN ASSOCIATES·Filed 1973·Granted Jul 18, 1978·3 cites·4 claims
- 0530US3997466AMetallic foil coated with scandium tritide for use as a beta particle source in an ionization detector at high temperatures and method of manufactureVARIAN ASSOCIATES·Filed 1973·Granted Dec 14, 1976·2 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →