P

Inventor

PETERSEN WILLIAM H

US5 patents
⚠️ This page may combine multiple inventors who share the name “PETERSEN WILLIAM H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHELL OFFSHORE INC

4 patents
US4657439AApr 14, 1987

Buoyant member riser tensioner method and apparatus

SHELL OFFSHORE INC57 citations93
US4591292AMay 27, 1986

Subsea pull-in tool

SHELL OFFSHORE INC28 citations91
US4784225ANov 15, 1988

Well valve assembly method and apparatus

SHELL OFFSHORE INC25 citations90
US5143483ASep 1, 1992

Hydraulic stab subassembly for remotely operated vehicle vertical interface tool

SHELL OFFSHORE INC16 citations71

SHELL OIL CO

1 patent
US5320175AJun 14, 1994

Subsea wellhead connections

SHELL OIL CO69 citations94