Inventor · disambiguated record
Frederic Leder
Also filed as: CAHN ROBERT P · LEDER FREDERIC · MCHUGH DANIEL J · SARTORI GUIDO
11 granted patents·1,262 citations·filing 1974–1987
93Inventor score
Files withEXXON RESEARCH ENGINEERING CO7CITIES SERVICE OIL & GAS1IRANI CYRUS A1LEDER FREDERIC1OCCIDENTAL RES CORP1
Top patents by PatentIndex Score
11 records- 0198US4112052AProcess for removing carbon dioxide containing acidic gases from gaseous mixtures using aqueous amine scrubbing solutionsEXXON RESEARCH ENGINEERING CO·Filed 1977·Granted Sep 5, 1978·231 cites·19 claims
- 0298US4112050AProcess for removing carbon dioxide containing acidic gases from gaseous mixtures using a basic salt activated with a hindered amineEXXON RESEARCH ENGINEERING CO·Filed 1977·Granted Sep 5, 1978·192 cites·38 claims
- 0398US4112051AProcess and amine-solvent absorbent for removing acidic gases from gaseous mixturesEXXON RESEARCH ENGINEERING CO·Filed 1977·Granted Sep 5, 1978·248 cites·34 claims
- 0495US4818370AProcess for converting heavy crudes, tars, and bitumens to lighter products in the presence of brine at supercritical conditionsCITIES SERVICE OIL & GAS·Filed 1987·Granted Apr 4, 1989·399 cites·9 claims
- 0594US4217237AProcess for removing carbon dioxide containing acidic gases from gaseous mixtures using a basic salt activated with a hindered amineEXXON RESEARCH ENGINEERING CO·Filed 1978·Granted Aug 12, 1980·65 cites·12 claims
- 0691US4357217AThree compartment electrolytic cell method for producing hydrogen peroxideOCCIDENTAL RES CORP·Filed 1981·Granted Nov 2, 1982·55 cites·9 claims
- 0780US4240923AProcess and amine-solvent absorbent for removing acidic gases from gaseous mixturesEXXON RESEARCH ENGINEERING CO·Filed 1978·Granted Dec 23, 1980·32 cites·25 claims
- 0867US4163471AForced convection heat exchanger for warming articlesLEDER FREDERIC·Filed 1978·Granted Aug 7, 1979·28 cites·10 claims
- 0948US4179362AProcess for aromatics extraction from a 300°-430° F. boiling range naphthaIRANI CYRUS A·Filed 1978·Granted Dec 18, 1979·8 cites·11 claims
- 1044US3946088AHydrocarbon isomerization processEXXON RESEARCH ENGINEERING CO·Filed 1974·Granted Mar 23, 1976·3 cites·16 claims
- 1134US4164556AMethod of producing sulfur from sulfur dioxideEXXON RESEARCH ENGINEERING CO·Filed 1974·Granted Aug 14, 1979·1 cites·29 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →