Inventor
RICHERT VOLKER
DE12 patents
⚠️ This page may combine multiple inventors who share the name “RICHERT VOLKER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAKER HUGHES INC
8 patentsUS6510906B1Jan 28, 2003
Impregnated bit with PDC cutters in cone area
BAKER HUGHES INC282 citations97
US6843333B2Jan 18, 2005
Impregnated rotary drag bit
BAKER HUGHES INC115 citations95
US7278499B2Oct 9, 2007
Rotary drag bit including a central region having a plurality of cutting structures
BAKER HUGHES INC46 citations94
US7621350B2Nov 24, 2009
Impregnated bit with changeable hydraulic nozzles
BAKER HUGHES INC16 citations83
US7617747B2Nov 17, 2009
Methods of manufacturing rotary drag bits including a central region having a plurality of cutting structures
BAKER HUGHES INC8 citations82
US9752387B2Sep 5, 2017
Plow-shaped cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methods
BAKER HUGHES INC3 citations73
US9371699B2Jun 21, 2016
Plow-shaped cutting elements for earth-boring tools, earth-boring tools including such cutting elements, and related methods
BAKER HUGHES INC5 citations73
US9598911B2Mar 21, 2017
Coring tools and related methods
BAKER HUGHES INC5 citations71