Inventor
MUMMA MATTHEW D
US5 patents
⚠️ This page may combine multiple inventors who share the name “MUMMA MATTHEW D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAKER HUGHES INC
4 patentsUS7308937B2Dec 18, 2007
Expandable reamer apparatus for enlarging boreholes while drilling and methods of use
BAKER HUGHES INC104 citations98
US7036611B2May 2, 2006
Expandable reamer apparatus for enlarging boreholes while drilling and methods of use
BAKER HUGHES INC174 citations98
US6695080B2Feb 24, 2004
Reaming apparatus and method with enhanced structural protection
BAKER HUGHES INC68 citations94
US6739416B2May 25, 2004
Enhanced offset stabilization for eccentric reamers
BAKER HUGHES INC46 citations90