Inventor · disambiguated record
David Kolstad
Also filed as: KOLSTAD DAVID · KOLSTAD DAVID S · KOLSTAD DAVID SCOTT
2 granted patents·2 pending applications·40 citations·filing 2000–2012
61Inventor score
Top patents by PatentIndex Score
4 records- 0183US6478953B2Oil filter and dehydratorPOROUS MEDIA CORP·Filed 2000·Granted Nov 12, 2002·36 cites·11 claims
- 0259US7396383B2Membrane-based reservoir dryerBURBAN JOHN H·Filed 2005·Granted Jul 8, 2008·4 cites·21 claims
- 0342US2013045903A1Process and Apparatus to Remove Oxidation Products from Used OilCROWDER ROBERT O·Filed 2012·Application pending·0 cites
- 0439US2011132819A1Delivery System for the Removal of Contaminants in Lubricating and Hydraulic FluidsKOLSTAD DAVID SCOTT·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →