Inventor
MILLIMAN DOUGLAS
US10 patents
⚠️ This page may combine multiple inventors who share the name “MILLIMAN DOUGLAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HYDRIL USA DISTRIB LLC
8 patentsUS11519237B2Dec 6, 2022
High pressure blowout preventer system
HYDRIL USA DISTRIB LLC5 citations82
US10876369B2Dec 29, 2020
High pressure blowout preventer system
HYDRIL USA DISTRIB LLC9 citations82
US10048673B2Aug 14, 2018
High pressure blowout preventer system
HYDRIL USA DISTRIB LLC14 citations82
US10196871B2Feb 5, 2019
Sil rated system for blowout preventer control
HYDRIL USA DISTRIB LLC8 citations79
US11692410B2Jul 4, 2023
High pressure blowout preventer system
HYDRIL USA DISTRIB LLC1 citations71
US11035217B2Jun 15, 2021
Graphical indexing for life cycle management of drilling system assets
HYDRIL USA DISTRIB LLC3 citations69
US10545803B2Jan 28, 2020
Graphical indexing for life cycle management of drilling system assets
HYDRIL USA DISTRIB LLC3 citations69
US9803448B2Oct 31, 2017
SIL rated system for blowout preventer control
HYDRIL USA DISTRIB LLC3 citations69