Inventor · disambiguated record
Richard L. Danforth
Also filed as: DANFORTH RICHARD L
15 granted patents·206 citations·filing 1981–1998
94Inventor score
Files withSHELL OIL CO15
Top patents by PatentIndex Score
15 records- 0174US4921897AFlame retardant composition containing zinc borateSHELL OIL CO·Filed 1989·Granted May 1, 1990·20 cites·18 claims
- 0271US4885328AFlame retardant compositionsSHELL OIL CO·Filed 1989·Granted Dec 5, 1989·18 cites·26 claims
- 0368US5256335AConductive polyketone polymersSHELL OIL CO·Filed 1992·Granted Oct 26, 1993·29 cites·20 claims
- 0468US4749430AMethod of making an encapsulated assemblageSHELL OIL CO·Filed 1986·Granted Jun 7, 1988·26 cites·9 claims
- 0567US4377647APolymer blend compositionSHELL OIL CO·Filed 1981·Granted Mar 22, 1983·24 cites·9 claims
- 0665US4935304AWire and cable coating of non-blended linear alternating polyketone polymer and blend of the polyketone with polyurethane polymerSHELL OIL CO·Filed 1989·Granted Jun 19, 1990·19 cites·2 claims
- 0757US4869966AEncapsulated assemblage and method of makingSHELL OIL CO·Filed 1988·Granted Sep 26, 1989·14 cites·2 claims
- 0853US4851482ABlends and articles of linear alternating polyketone polymer with polyurethane polymerSHELL OIL CO·Filed 1988·Granted Jul 25, 1989·10 cites·25 claims
- 0952US4885318APolyketone flame retardant compositionSHELL OIL CO·Filed 1989·Granted Dec 5, 1989·9 cites·21 claims
- 1046US4937021ALaminated billet processSHELL OIL CO·Filed 1988·Granted Jun 26, 1990·12 cites·2 claims
- 1143USH917HPolymer blendSHELL OIL CO·Filed 1989·Granted May 7, 1991·6 cites·14 claims
- 1241US4493919APolymer blend composition comprising two block polymers a vinyl aromatic copolymer and a polyesterSHELL OIL CO·Filed 1983·Granted Jan 15, 1985·7 cites·9 claims
- 1335US4874801APolymer blendSHELL OIL CO·Filed 1987·Granted Oct 17, 1989·4 cites·14 claims
- 1433US6051323AMultilayer polyketone structuresSHELL OIL CO·Filed 1998·Granted Apr 18, 2000·4 cites·17 claims
- 1531US4820578APolyketone roofing membranesSHELL OIL CO·Filed 1988·Granted Apr 11, 1989·4 cites·10 claims
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