Inventor
BOULANGER BRUCE
US12 patents
⚠️ This page may combine multiple inventors who share the name “BOULANGER BRUCE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLUMBERGER TECHNOLOGY CORP
9 patentsUS11952856B2Apr 9, 2024
Electric blowout preventer bonnet using linear actuated roller screws
SCHLUMBERGER TECHNOLOGY CORP6 citations83
US12152459B1Nov 26, 2024
Electrically actuated annular system and method for use in blowout preventer
SCHLUMBERGER TECHNOLOGY CORP3 citations72
US12146377B1Nov 19, 2024
Electric annular system and method for use in blowout preventer
SCHLUMBERGER TECHNOLOGY CORP3 citations72
US12553304B2Feb 17, 2026
Electric annular system and method for use in blowout preventer
SCHLUMBERGER TECHNOLOGY CORP0 citations60
US12454872B2Oct 28, 2025
Electric blowout preventer bonnet using linear actuated roller screws
SCHLUMBERGER TECHNOLOGY CORP0 citations60
US12428924B2Sep 30, 2025
Electrically actuated annular system and method for use in blowout preventer
SCHLUMBERGER TECHNOLOGY CORP0 citations60
US12428925B2Sep 30, 2025
Automatic thrust activated multi-speed reduction gear and clutch system and method
SCHLUMBERGER TECHNOLOGY CORP0 citations50
US12460499B2Nov 4, 2025
Electric annular blowout preventer with radial compression of packer
SCHLUMBERGER TECHNOLOGY CORP0 citations49
US12385348B2Aug 12, 2025
Annular closing system and method for use in blowout preventer
SCHLUMBERGER TECHNOLOGY CORP0 citations49