Uig
United Kingdom
3
2011-10-20
The entities that hold a legal rights for patent applications filed by inventor WILLOUGHBY Daniel A.:
Daniel A. WILLOUGHBY from Uig, GB has applied for patents for these inventions. The list has both pending applications and granted patents:
Insertion of a pack-off into a wellhead
#2 | 2011-10-20Subsea wellhead with segmented fatigue reduction sleeve
#3 | 2011-10-20Subsea wellhead providing controlled access to a casing annulus
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