Inventor · disambiguated record
Francis L. Burnham
Also filed as: BURNHAM FRANCIS L
7 granted patents·151 citations·filing 1981–1993
86Inventor score
Top patents by PatentIndex Score
7 records- 0190US4372114AGenerating system utilizing multiple-stage small temperature differential heat-powered pumpsORANGEBURG TECHNOLOGIES INC·Filed 1981·Granted Feb 8, 1983·61 cites·27 claims
- 0264US5320363APost hole diggerBURNHAM FRANCIS L·Filed 1993·Granted Jun 14, 1994·44 cites·20 claims
- 0353US4429540AMultiple-stage pump compressorORANGEBURG TECHNOLOGIES INC·Filed 1982·Granted Feb 7, 1984·14 cites·25 claims
- 0447US5273331APost hole diggerBURNHAM FRANCIS L·Filed 1993·Granted Dec 28, 1993·19 cites·19 claims
- 0543US4390323AMultiple-stage small temperature differential heat-powered pumpORANGEBURG TECHNOLOGIES INC·Filed 1982·Granted Jun 28, 1983·9 cites·7 claims
- 0629US4347045AMultiple-stage small temperature differential heat-powered pumpBURNHAM FRANCIS L·Filed 1981·Granted Aug 31, 1982·3 cites·16 claims
- 0727US4413952ASmall temperature differential heat-powered compressorORANGEBURG TECHNOLOGIES INC·Filed 1982·Granted Nov 8, 1983·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →