Inventor
WARDLEY MICHAEL T
GB7 patents
⚠️ This page may combine multiple inventors who share the name “WARDLEY MICHAEL T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NL PETROLEUM PROD
4 patentsUS4679639AJul 14, 1987
Rotary drill bits and cutting elements for such bits
NL PETROLEUM PROD73 citations95
US4699227AOct 13, 1987
Method of forming cutting structures for rotary drill bits
NL PETROLEUM PROD29 citations90
US4705122ANov 10, 1987
Cutter assemblies for rotary drill bits
NL PETROLEUM PROD24 citations78
US4781256ANov 1, 1988
Cutting structures for rotary drill bits
NL PETROLEUM PROD10 citations71