Inventor
HLAVINKA DANNY A
US5 patents
⚠️ This page may combine multiple inventors who share the name “HLAVINKA DANNY A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLUMBERGER TECHNOLOGY CORP
3 patentsUS5927402AJul 27, 1999
Down hole mud circulation for wireline tools
SCHLUMBERGER TECHNOLOGY CORP80 citations93
US7428925B2Sep 30, 2008
Wellbore formation evaluation system and method
SCHLUMBERGER TECHNOLOGY CORP25 citations90
US7568521B2Aug 4, 2009
Wellbore formation evaluation system and method
SCHLUMBERGER TECHNOLOGY CORP8 citations82