Inventor · disambiguated record
Stanley W. Granger
Also filed as: GRANGER STANLEY W
8 granted patents·350 citations·filing 1983–1990
90Inventor score
Technology areasE21B
Top patents by PatentIndex Score
8 records- 0181US4540046AShear ram apparatusNL INDUSTRIES INC·Filed 1983·Granted Sep 10, 1985·72 cites·42 claims
- 0280US5056418ASelf-adjusting automatic locking piston for RAM blowout preventersGRANGER STANLEY W·Filed 1990·Granted Oct 15, 1991·86 cites·13 claims
- 0365US5116017AAnnular sealing element with self-pivoting inserts for blowout preventersGRANGER STANLEY W·Filed 1990·Granted May 26, 1992·43 cites·10 claims
- 0465US4858882ABlowout preventer with radial force limiterBEARD JOSEPH O·Filed 1988·Granted Aug 22, 1989·37 cites·31 claims
- 0561US4770387AVariable ram seal for blowout preventersNL INDUSTRIES INC·Filed 1986·Granted Sep 13, 1988·31 cites·12 claims
- 0660US4949785AForce-limiting/wear compensating annular sealing element for blowout preventersBEARD JOSEPH O·Filed 1989·Granted Aug 21, 1990·33 cites·13 claims
- 0758US4930745AVariable bore ram rubberGRANGER STANLEY W·Filed 1988·Granted Jun 5, 1990·30 cites·9 claims
- 0842US5044603AVariable bore ram rubber with non-overlapping insertsGRANGER STANLEY W·Filed 1990·Granted Sep 3, 1991·18 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →