Inventor
ALLEN DAVID R
US15 patents
⚠️ This page may combine multiple inventors who share the name “ALLEN DAVID R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALLEN DAVID R
6 patentsUS4932197AJun 12, 1990
Apparatus for positioning a work implement
ALLEN DAVID R59 citations94
US4685282AAug 11, 1987
Hay rake assembly
ALLEN DAVID R21 citations80
US4343142AAug 10, 1982
Apparatus having a variable attitude work implement
ALLEN DAVID R19 citations72
US8093231B2Jan 10, 2012
Sulfonylethyl phosphorodiamidates
ALLEN DAVID R0 citations50
US8642528B2Feb 4, 2014
Alkyl lactyllactates and processes of making the same
ALLEN DAVID R0 citations47
US9174923B2Nov 3, 2015
Alkyl lactyllactate solvent compositions
ALLEN DAVID R0 citations38
STEPAN CO
6 patentsUS9695385B2Jul 4, 2017
Surfactants based on monounsaturated fatty alcohol derivatives
STEPAN CO2 citations71
US9708251B2Jul 18, 2017
Unsaturated fatty alcohol alkoxylates from natural oil metathesis
STEPAN CO2 citations70
US11760889B2Sep 19, 2023
Unsaturated fatty alcohol derivatives from natural oil metathesis
STEPAN CO0 citations59
US10287530B2May 14, 2019
Surfactants based on monounsaturated fatty alcohol derivatives
STEPAN CO0 citations50
US10745347B2Aug 18, 2020
Unsaturated fatty alcohol derivatives from natural oil metathesis
STEPAN CO0 citations48
US9133092B2Sep 15, 2015
Alkyl lactyllactates and processes of making the same
STEPAN CO0 citations48