Inventor · disambiguated record
Donald A. Fischer
Also filed as: FISCHER DONALD · FISCHER DONALD A
7 granted patents·161 citations·filing 1976–2015
84Inventor score
Top patents by PatentIndex Score
7 records- 0192US5350266APlastic capped nutCRECO CORP·Filed 1993·Granted Sep 27, 1994·126 cites·6 claims
- 0280US8835576B2Ethylene expansion for low temperature refrigeration in polyethylene vent recoveryFORCE RANDALL L·Filed 2011·Granted Sep 16, 2014·3 cites·12 claims
- 0369US9181361B2Systems and methods for recovering hydrocarbons from a polyolefin purge gas productBLOOD MARK W·Filed 2011·Granted Nov 10, 2015·2 cites·20 claims
- 0449US4100638AForging machineKALT MANUFACTURING COMPANY·Filed 1977·Granted Jul 18, 1978·10 cites·11 claims
- 0540US4114507ADrill screwKALT MANUFACTURING COMPANY·Filed 1976·Granted Sep 19, 1978·12 cites·2 claims
- 0636US10286372B2Systems and methods using an insert assembly with stacked gas flow gapsUNIVATION TECH LLC·Filed 2015·Granted May 14, 2019·0 cites·17 claims
- 0731US5944515AReversing air flow ovenMOCO THERMAL IND INC·Filed 1997·Granted Aug 31, 1999·8 cites·28 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →