Inventor
FISSELER PATRICK J
US5 patents
⚠️ This page may combine multiple inventors who share the name “FISSELER PATRICK J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLUMBERGER TECHNOLOGY CORP
3 patentsUS7062959B2Jun 20, 2006
Method and apparatus for determining downhole pressures during a drilling operation
SCHLUMBERGER TECHNOLOGY CORP27 citations90
US6649906B2Nov 18, 2003
Method and apparatus for safely operating radiation generators in while-drilling and while-tripping applications
SCHLUMBERGER TECHNOLOGY CORP28 citations89
US7114385B2Oct 3, 2006
Apparatus and method for drawing fluid into a downhole tool
SCHLUMBERGER TECHNOLOGY CORP34 citations88