Inventor · disambiguated record
Edward H. Greenwald, Sr.
Also filed as: GREENWALD SR EDWARD H
8 granted patents·176 citations·filing 1980–1995
88Inventor score
Top patents by PatentIndex Score
8 records- 0191US4537599AProcess for removing sulfur and ash from coalGREENWALD SR EDWARD H·Filed 1984·Granted Aug 27, 1985·66 cites·32 claims
- 0275US5236596AMethod and apparatus for dewateringGREENWALD SR EDWARD H·Filed 1991·Granted Aug 17, 1993·37 cites·9 claims
- 0368US5795484AMethod and apparatus for dewateringFiled 1995·Granted Aug 18, 1998·38 cites·18 claims
- 0444US4662894AProcess for producing a coal-water mixtureGREENWALD SR EDWARD H·Filed 1985·Granted May 5, 1987·7 cites·25 claims
- 0542US5413703AMethod and apparatus for dewateringFiled 1993·Granted May 9, 1995·9 cites·8 claims
- 0637US4521218AProcess for producing a coal-water mixtureGREENWALD SR EDWARD H·Filed 1984·Granted Jun 4, 1985·6 cites·12 claims
- 0734US4323281AMethod of surface miningEAVENSON AUCHMUTY & GREENWALD·Filed 1980·Granted Apr 6, 1982·12 cites·11 claims
- 0815US4477220AMethod and apparatus for unloading burden from a tow comprised of bargesEAVENSON AUCHMUTY & GREENWALD·Filed 1982·Granted Oct 16, 1984·1 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →