Inventor · disambiguated record
Donald A. Longhurst
Also filed as: LONGHURST DONALD A
4 granted patents·40 citations·filing 1992–2006
74Inventor score
Top patents by PatentIndex Score
4 records- 0186US7712611B2Apparatus for controlling the separation of particulate materialPOLYSIUS CORP·Filed 2005·Granted May 11, 2010·17 cites·18 claims
- 0267US6889843B1Apparatus and methods for controlling the separation of particulate materialPOLYSIUS CORP·Filed 2000·Granted May 10, 2005·13 cites·16 claims
- 0346US5351894AMethod for the comminution of brittle material for grindingKRUPP POLYSIUS AG·Filed 1992·Granted Oct 4, 1994·10 cites·18 claims
- 0440US7971815B2Milling station and method for grinding milling materialPOLYSIUS AG·Filed 2006·Granted Jul 5, 2011·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →