Inventor · disambiguated record
David R. Freriks
Also filed as: FRERIKS DAVID R · FRERIKS DAVID RICHARD
1 granted patent·2 pending applications·13 citations·filing 2003–2012
35Inventor score
Top patents by PatentIndex Score
3 records- 0156US7152600B2Biohazard mask suitable for civiliansBIOKIDZ USA NFP·Filed 2003·Granted Dec 26, 2006·13 cites·38 claims
- 0244US2012291787A1Biohazard Mask FilterFRERIKS DAVID R·Filed 2012·Application pending·0 cites
- 0341US2011132373A1Biohazard Mask FilterLINCOLN ADVANCED TECHNOLOGIES LLC·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →