Inventor

HOLGERSEN STIG

NO3 patents

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

NORSK HYDRO AS

2 patents

US5997045ADec 7, 1999

Pipe joint

NORSK HYDRO AS25 citations87

US5322120AJun 21, 1994

Electro hydraulic deep well sampling assembly

NORSK HYDRO AS13 citations62

ALTINEX AS

1 patent

US5881807AMar 16, 1999

Injector for injecting a tracer into an oil or gas reservior

ALTINEX AS57 citations91