Inventor
MANGAN JOHN T
US6 patents
Patents
6 patentsUS7300033B1Nov 27, 2007
Blowout preventer operator locking system
CAMERON INT CORP46 citations94
US7374146B2May 20, 2008
Dual-cylinder blowout preventer operator system
CAMERON INT CORP22 citations91
US7338027B1Mar 4, 2008
Fluid saving blowout preventer operator system
CAMERON INT CORP13 citations83
US7559523B2Jul 14, 2009
Dual-cylinder blowout preventer operator system
CAMERON INT CORP4 citations61
US7533865B2May 19, 2009
Blowout preventer operator locking system
CAMERON INT CORP4 citations61
US7637474B2Dec 29, 2009
Fluid saving blowout preventer operator system
CAMERON INT CORP0 citations51