Inventor · disambiguated record
Ralph F. Cohn
Also filed as: COHN RALPH · COHN RALPH F
7 granted patents·351 citations·filing 1989–2018
88Inventor score
Files withBOSTON ADVANCED TECH2NEW YORK GAS GROUP2CHARLES STARK DRAPER LABORATORY INC1POSTER MILLER INC1UNIV JOHNS HOPKINS1
Top patents by PatentIndex Score
7 records- 0192US5126654ANon-invasive, high resolution detection of electrical currents and electrochemical impedances at spaced localities along a pipelineNEW YORK GAS GROUP·Filed 1990·Granted Jun 30, 1992·131 cites·24 claims
- 0288US5076696ADynamic imaging microellipsometryUNIV JOHNS HOPKINS·Filed 1989·Granted Dec 31, 1991·74 cites·15 claims
- 0380US5087873ANon-invasive, high resolution detection of electrical currents and electrochemical impedances at spaced localities along a pipelineNEW YORK GAS GROUP·Filed 1991·Granted Feb 11, 1992·64 cites·4 claims
- 0476US10520331B2Calibration system and method for whole angle gyroscopeCHARLES STARK DRAPER LABORATORY INC·Filed 2018·Granted Dec 31, 2019·2 cites·20 claims
- 0574US5422495AOptical sensor having a floatation means for detecting fluids through refractive index measurementBOSTON ADVANCED TECH·Filed 1993·Granted Jun 6, 1995·43 cites·36 claims
- 0669US5330073AGasoline dispenser leak detectors and automatic shut-off systemsBOSTON ADVANCED TECH·Filed 1993·Granted Jul 19, 1994·31 cites·7 claims
- 0750US6897966B2Non-contacting mensuration systemPOSTER MILLER INC·Filed 2002·Granted May 24, 2005·6 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →