Inventor · disambiguated record
David R. Armbruster
Also filed as: ARMBRUSTER DAVID R
15 granted patents·924 citations·filing 1976–1993
95Inventor score
Top patents by PatentIndex Score
15 records- 0198US4785884AConsolidation of partially cured resin coated particulate materialACME RESIN CORP·Filed 1988·Granted Nov 22, 1988·280 cites·10 claims
- 0297US4694905APrecured coated particulate materialACME RESIN CORP·Filed 1986·Granted Sep 22, 1987·238 cites·36 claims
- 0397US4439489AParticles covered with a cured infusible thermoset film and process for their productionACME RESIN CORP·Filed 1982·Granted Mar 27, 1984·214 cites·22 claims
- 0489US4713294AFoundry shell core and mold compositionACME RESIN CORP·Filed 1986·Granted Dec 15, 1987·28 cites·18 claims
- 0584US4495316AAcid-curable fluoride-containing no-bake foundry resinsACME RESIN CORP·Filed 1976·Granted Jan 22, 1985·26 cites·25 claims
- 0673US5354788ADialdehyde modified phenolic foundry sand core binder resins, processes for making same, and process for preparing foundry cores and molds employing sameBORDEN INC·Filed 1993·Granted Oct 11, 1994·32 cites·33 claims
- 0772US5281644AAmbient temperature hardening binder compositionsBORDEN INC·Filed 1992·Granted Jan 25, 1994·18 cites·37 claims
- 0866US5089540AProcesses and compositions to enhance the tensile strength of reclaimed sand bonded with alkaline resinsBORDEN INC·Filed 1990·Granted Feb 18, 1992·24 cites·39 claims
- 0962US5021539AAlkaline benzylic ether phenolic resin bindersACME RESIN CORP·Filed 1989·Granted Jun 4, 1991·13 cites·40 claims
- 1062US4929648AAlkaline phenolic resole resin bindersACME RESIN CORP·Filed 1989·Granted May 29, 1990·9 cites·15 claims
- 1161US4487868AFoundry core compositionsACME RESIN CORP·Filed 1983·Granted Dec 11, 1984·17 cites·9 claims
- 1256US4677187AFurfuryl alcohol-aldehyde resinsACME RESIN CORP·Filed 1986·Granted Jun 30, 1987·11 cites·10 claims
- 1346US4722991APhenol-formaldehyde-furfuryl alcohol resinsACME RESIN CORP·Filed 1986·Granted Feb 2, 1988·6 cites·15 claims
- 1438US4971132AAlkaline phenolic resole resin bindersACME RESIN CORP·Filed 1990·Granted Nov 20, 1990·3 cites·9 claims
- 1536US5077323AMethod to improve flowability of alkaline phenolic resin coated sandACME RESIN CORP·Filed 1989·Granted Dec 31, 1991·5 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →