Inventor · disambiguated record
Donald E. Witenhafer
Also filed as: WITENHAFER DONALD E · WITENHAFER DONALD EDWARD
12 granted patents·221 citations·filing 1975–1998
92Inventor score
Files withGOODRICH CO B F11
Top patents by PatentIndex Score
12 records- 0192US4024301AInternally coated reaction vessel for use in olefinic polymerizationGOODRICH CO B F·Filed 1975·Granted May 17, 1977·69 cites·25 claims
- 0289US4255470AProcess for preventing polymer buildup in a polymerization reactorGOODRICH CO B F·Filed 1977·Granted Mar 10, 1981·45 cites·10 claims
- 0381US4068059AInternally coated reaction vessel for use in olefinic polymerizationGOODRICH CO B F·Filed 1977·Granted Jan 10, 1978·23 cites·12 claims
- 0467US5975335AChemical reaction vesselFiled 1998·Granted Nov 2, 1999·30 cites·7 claims
- 0567US4142033AInversion polymerization process for producing vinyl resinsGOODRICH CO B F·Filed 1978·Granted Feb 27, 1979·13 cites·15 claims
- 0656US4263421AProcess for coating reactors using organic compound vapor applicationGOODRICH CO B F·Filed 1979·Granted Apr 21, 1981·8 cites·17 claims
- 0753US4267291AProcess for coating reactors using organic compound vapor applicationGOODRICH CO B F·Filed 1979·Granted May 12, 1981·12 cites·19 claims
- 0846US4117215AInversion polymerization process for producing vinyl resinsGOODRICH CO B F·Filed 1977·Granted Sep 26, 1978·6 cites·9 claims
- 0940US4182809AInversion polymerization process for producing vinyl resins using a dual layer coatingGOODRICH CO B F·Filed 1978·Granted Jan 8, 1980·5 cites·18 claims
- 1039US4117216AInversion polymerization process for producing vinyl resinsGOODRICH CO B F·Filed 1977·Granted Sep 26, 1978·4 cites·8 claims
- 1132US4070534AProducing heat stable vinyl chloride polymers at low temperatures in the presence of tetrahydrofuranGOODRICH CO B F·Filed 1976·Granted Jan 24, 1978·2 cites·9 claims
- 1230US4062925AOxidation of vinylidene halides by permanganates in gaseous or aqueous process streamsGOODRICH CO B F·Filed 1976·Granted Dec 13, 1977·4 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →