Inventor

LANGEVELD KEES

NL2 patents

⚠️ This page may combine multiple inventors who share the name “LANGEVELD KEES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAROID TECHNOLOGY INC

1 patent

US5720355AFeb 24, 1998

Drill bit instrumentation and method for controlling drilling or core-drilling

BAROID TECHNOLOGY INC220 citations96

(unassigned)

1 patent

US5501285AMar 26, 1996

Method for controlling the head of a drilling or core-drilling device and apparatus for carrying out this method

49 citations87