Assignee
ESTES ROY
0 granted patents·3 pending applications·0 citations·filing 2005–2006
Technology mixE21B3
Top patents by PatentIndex Score
3 records- 0138US2006283640A1Stepped polycrystalline diamond compact insertESTES ROY·Filed 2006·Application pending·0 cites
- 0237US2006266557A1Directable nozzle for rock drilling bitsESTES ROY·Filed 2005·Application pending·0 cites
- 0333US2006196699A1Modular kerfing drill bitESTES ROY·Filed 2005·Application pending·0 cites
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