Inventor · disambiguated record
John T. Mangan
Also filed as: MANGAN JOHN · MANGAN JOHN T
8 granted patents·107 citations·filing 2006–2015
87Inventor score
Technology areasE21B
Top patents by PatentIndex Score
8 records- 0192US7300033B1Blowout preventer operator locking systemCAMERON INT CORP·Filed 2006·Granted Nov 27, 2007·46 cites·18 claims
- 0288US9957771B2Blowout preventer status assemblyCAMERON INT CORP·Filed 2015·Granted May 1, 2018·6 cites·7 claims
- 0388US8978699B2Blowout preventer status assemblyJAFFREY ANDREW·Filed 2012·Granted Mar 17, 2015·12 cites·23 claims
- 0483US7374146B2Dual-cylinder blowout preventer operator systemCAMERON INT CORP·Filed 2006·Granted May 20, 2008·22 cites·20 claims
- 0574US7338027B1Fluid saving blowout preventer operator systemCAMERON INT CORP·Filed 2006·Granted Mar 4, 2008·13 cites·18 claims
- 0657US7559523B2Dual-cylinder blowout preventer operator systemCAMERON INT CORP·Filed 2008·Granted Jul 14, 2009·4 cites·2 claims
- 0757US7533865B2Blowout preventer operator locking systemCAMERON INT CORP·Filed 2007·Granted May 19, 2009·4 cites·2 claims
- 0843US7637474B2Fluid saving blowout preventer operator systemCAMERON INT CORP·Filed 2007·Granted Dec 29, 2009·0 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when John T. Mangan files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →