Inventor

CROTWELL GERALD W

US3 patents

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

DRIL QUIP INC

2 patents

US6129151AOct 10, 2000

Apparatus for use in the completion of subsea wells

DRIL QUIP INC11 citations68

US5515917AMay 14, 1996

Well apparatus

DRIL QUIP INC4 citations60

CAMERON IRON WORKS INC

1 patent

US4651830AMar 24, 1987

Marine wellhead structure

CAMERON IRON WORKS INC66 citations91