Inventor
WITWER BRUCE J
US9 patents
⚠️ This page may combine multiple inventors who share the name “WITWER BRUCE J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DRIL QUIP INC
8 patentsUS9982502B2May 29, 2018
Metal to metal annulus seal with enhanced lock-down capacity
DRIL QUIP INC3 citations72
US10527207B2Jan 7, 2020
High capacity universal connector
DRIL QUIP INC2 citations70
US11572968B2Feb 7, 2023
High capacity universal connector
DRIL QUIP INC0 citations60
US11441707B2Sep 13, 2022
Hands free gasket retention mechanism
DRIL QUIP INC0 citations60
US10184303B2Jan 22, 2019
Anti-rotation device for connector assembly and method
DRIL QUIP INC0 citations51
US10125581B2Nov 13, 2018
Method and apparatus for bit run and retrieved casing hanger locking device
DRIL QUIP INC0 citations50
US12291931B2May 6, 2025
Control/monitoring of initial construction of subsea wells
DRIL QUIP INC0 citations44
US11585159B2Feb 21, 2023
Inner drilling riser tie-back internal connector
DRIL QUIP INC0 citations44