Inventor · disambiguated record
Ernest E. Armstrong
Also filed as: ARMSTRONG ERNEST E · ARMSTRONG JR ERNEST E
3 granted patents·1 pending application·47 citations·filing 1976–2010
71Inventor score
Top patents by PatentIndex Score
4 records- 0159US4333530AMethod and apparatus for cementing a casingARMSTRONG ERNEST E·Filed 1978·Granted Jun 8, 1982·26 cites·19 claims
- 0238US4105074ACementing staging toolARMSTRONG ERNEST E·Filed 1976·Granted Aug 8, 1978·12 cites·18 claims
- 0334US4151881AApparatus for completing a wellARMSTRONG ERNEST E·Filed 1977·Granted May 1, 1979·9 cites·8 claims
- 0433US2010253802A1Enhanced microscan apparatus and methodsOPTIMETRICS INC·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →