Inventor · disambiguated record
Frank Depaul
Also filed as: DEPAUL FRANK
1 granted patent·2 pending applications·34 citations·filing 1998–2006
45Inventor score
Top patents by PatentIndex Score
3 records- 0157US6083406ALubricating oil reconditioning systemMARINE OIL TECHNOLOGY INC·Filed 1998·Granted Jul 4, 2000·34 cites·20 claims
- 0231US2008083676A1Oil Purifier System and ProcessDEPAUL FRANK·Filed 2006·Application pending·0 cites
- 0328US2005040077A1Lubricating oil reconditioning device and processFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →