Assignee
ALLEN DAVID R
6 granted patents·99 citations·filing 1980–2009
Top patents by PatentIndex Score
6 records- 0190US4932197AApparatus for positioning a work implementALLEN DAVID R·Filed 1988·Granted Jun 12, 1990·59 cites·17 claims
- 0271US8642528B2Alkyl lactyllactates and processes of making the sameALLEN DAVID R·Filed 2009·Granted Feb 4, 2014·0 cites·15 claims
- 0361US4343142AApparatus having a variable attitude work implementALLEN DAVID R·Filed 1980·Granted Aug 10, 1982·19 cites·20 claims
- 0459US4685282AHay rake assemblyALLEN DAVID R·Filed 1985·Granted Aug 11, 1987·21 cites·14 claims
- 0556US8093231B2Sulfonylethyl phosphorodiamidatesALLEN DAVID R·Filed 2007·Granted Jan 10, 2012·0 cites·4 claims
- 0649US9174923B2Alkyl lactyllactate solvent compositionsALLEN DAVID R·Filed 2009·Granted Nov 3, 2015·0 cites·14 claims
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