Longview, Texas
United States
4
2011-02-24
The entities that hold a legal rights for patent applications filed by inventor RODGERS Doyle W.:
Doyle W. RODGERS from Longview, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Casing head connector
#2 | 2011-02-17Wellhead pipe coupling
#3 | 2011-02-17Wellhead connection
#4 | 2008-08-07Wellhead system and connector for wellheads
3341936 ⎘