Inventor · disambiguated record
Richard H. Hewett
Also filed as: HEWETT RICHARD · HEWETT RICHARD H · HEWETT RICHARD HENRY
15 granted patents·188 citations·filing 1986–2016
92Inventor score
Top patents by PatentIndex Score
15 records- 0194US5416061AHerbicidal combinations of bromoxynil with selected 2-benzoylcyclohexane-1,3-dionesRHONE POULENC AGRICULTURE·Filed 1993·Granted May 16, 1995·105 cites·43 claims
- 0281US9957679B2Rear mounted snow plow system for an automobileLOVELL JOHN·Filed 2016·Granted May 1, 2018·4 cites·10 claims
- 0377US6660692B1Herbicidal compositions comprising picolinafenAVENTIS CROPSCIENCE SA·Filed 2000·Granted Dec 9, 2003·8 cites·24 claims
- 0471US4875925AHerbicidal method using diflufenicanMAY & BAKER LTD·Filed 1987·Granted Oct 24, 1989·14 cites·5 claims
- 0564US5264411AHerbicidal method comprising the use of diflufenicanMAY & BAKER LTD·Filed 1991·Granted Nov 23, 1993·14 cites·43 claims
- 0659US6046133AHerbicidal compositionsRHONE POULENC AGRICULTURE·Filed 1996·Granted Apr 4, 2000·12 cites·61 claims
- 0758US6028031AHerbicidal compositionsRHONE POULENC AGRICULTURE·Filed 1998·Granted Feb 22, 2000·8 cites·46 claims
- 0856US4929271AHerbicidal method using diflufenicanMAY & BAKER LTD·Filed 1987·Granted May 29, 1990·6 cites·18 claims
- 0950US4990177AHerbicidal method using diflufenicanMAY & BAKER LTD·Filed 1986·Granted Feb 5, 1991·4 cites·14 claims
- 1050US4940484AHerbicidal method comprising the use of diflufenicanMAY & BAKER LTD·Filed 1987·Granted Jul 10, 1990·4 cites·7 claims
- 1148US5552367ASynergistic herbicidal compositions comprising 4-benzoylisoxazole and dinitroaniline herbicidesRHONE POULENC AGRICULTURE·Filed 1994·Granted Sep 3, 1996·5 cites·44 claims
- 1237US5013353AHerbicidal method using diflufenicanMAY & BAKER LTD·Filed 1990·Granted May 7, 1991·2 cites·4 claims
- 1334US5405826AHerbicidal pyridopyridazinones and pyridopyridazinethionesRHONE POULENC AGRICULTURE·Filed 1993·Granted Apr 11, 1995·1 cites·12 claims
- 1431US5795846AHerbicidal compositionsRHONE POULENC AGRICULTURE·Filed 1997·Granted Aug 18, 1998·0 cites·49 claims
- 1530US5962370AHerbicidal compositions comprising a 4-benzoylisoxazole and a triazine herbicideRHONE POULENC AGRICULTURE·Filed 1997·Granted Oct 5, 1999·1 cites·35 claims
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