Inventor · disambiguated record
Herbert L. Hill
Also filed as: HILL HERBERT · HILL HERBERT A · HILL HERBERT L
4 granted patents·1 pending application·60 citations·filing 1994–2006
78Inventor score
Top patents by PatentIndex Score
5 records- 0168US6244059B1Eductor based oil return for refrigeration systemsFiled 2000·Granted Jun 12, 2001·20 cites·15 claims
- 0264US5437775AMethod for preparing high-purity propylene carbonate and for simultaneously making passivated electrodesHUELS CHEMISCHE WERKE AG·Filed 1994·Granted Aug 1, 1995·11 cites·30 claims
- 0347US6125648AMulti-riser refrigeration system with oil return meansFiled 1998·Granted Oct 3, 2000·17 cites·20 claims
- 0438US5875640AMulti-story air conditioning system with oil return meansFiled 1997·Granted Mar 2, 1999·12 cites·11 claims
- 0534US2007267536A1Method and apparatus for pre-heating an aircraft engineHILL HERBERT A·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →