Inventor · disambiguated record

Everett E. Johnston

Also filed as: JOHNSTON EVERETT E

2 granted patents·72 citations·filing 1986–1987

63Inventor score

Technology areasB66B F16J

Files withESCO ELEVATORS INC2

Top patents by PatentIndex Score

2 records

0187US4807890ASealing combinationESCO ELEVATORS INC·Filed 1987·Granted Feb 28, 1989·67 cites·16 claims
0225US4671388APiston and cable termination assemblies for hydraulic cable-cylinder type elevatorsESCO ELEVATORS INC·Filed 1986·Granted Jun 9, 1987·5 cites·5 claims

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