Inventor · disambiguated record
John L. Shafer
Also filed as: SHAFER JOHN L
3 granted patents·203 citations·filing 1973–1984
76Inventor score
Top patents by PatentIndex Score
3 records- 0191US4260192ARecovery of magnesia from oil shaleOCCIDENTAL RES CORP·Filed 1979·Granted Apr 7, 1981·138 cites·45 claims
- 0286US4624367AMethod and apparatus for determining conformity of a predetermined shape related characteristics of an object or stream of objects by shape analysisSHAFER JOHN L·Filed 1984·Granted Nov 25, 1986·57 cites·8 claims
- 0355US3998940AProcess for the production of light stable antimonous oxide by hydrolysis of antimony trichloride in the presence of complexing agentsOCCIDENTAL PETROLEUM CORP·Filed 1973·Granted Dec 21, 1976·8 cites·34 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →