Inventor · disambiguated record

Donald S. Dreesen

Also filed as: DREESEN DONALD · DREESEN DONALD S

1 granted patent·1 pending application·13 citations·filing 2009–2012

38Inventor score

Technology areasE21B

Files withPOTTER DRILLING INC1 WIDEMAN THOMAS W1

Top patents by PatentIndex Score

2 records

0170US8235140B2Methods and apparatus for thermal drillingWIDEMAN THOMAS W·Filed 2009·Granted Aug 7, 2012·13 cites·31 claims
0241US2013264118A1Methods and Apparatus for Mechanical and Thermal DrillingPOTTER DRILLING INC·Filed 2012·Application pending·0 cites

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →