Inventor · disambiguated record
Edgar O. Stephenson
Also filed as: STEPHENSON EDGAR O
4 granted patents·387 citations·filing 1979–1986
83Inventor score
Top patents by PatentIndex Score
4 records- 0193US4415184AHigh temperature insulated casingGEN ELECTRIC·Filed 1981·Granted Nov 15, 1983·171 cites·8 claims
- 0292US4332401AInsulated casing assemblyGEN ELECTRIC·Filed 1979·Granted Jun 1, 1982·121 cites·19 claims
- 0370US4635967AInternal seal for insulated steam injection casing assemblyKAWASAKI THERMAL SYSTEMS INC·Filed 1985·Granted Jan 13, 1987·47 cites·8 claims
- 0468US4693313AInsulated wellbore casingKAWASAKI THERMAL SYSTEMS INC·Filed 1986·Granted Sep 15, 1987·48 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →