Inventor · Houston, TX, US

James D. Mott

27Patents
10h-index
3Co-inventors
64Inventor score

Filing activity: Dec 27, 1971 → Apr 20, 1983

Most-cited inventions

PatentTitleAreaCited byStatus
US3941348A Safety valve Fixed Constructions 67 Expired
US3993136A Apparatus for operating a closure element of a subsurface safety valve and method of using same Emerging Cross-Sectional Technologies 23 Expired
US4310048A Well safety system method and apparatus Fixed Constructions 18 Expired
US4550780A Pressure operated safety valve with lock means Fixed Constructions 17 Expired
US4082147A Method and apparatus for a surface control system for: subsurface safety valves Fixed Constructions 17 Expired
US4044835A Subsurface well apparatus having improved operator means and method for using same Fixed Constructions 16 Expired
US4074761A Drilling tool Emerging Cross-Sectional Technologies 15 Expired
US4007905A Retrievable blow-out preventer ram seals Fixed Constructions 13 Expired
US4576358A Remotely operable safety valve Fixed Constructions 13 Expired
US4319639A Well safety system method Fixed Constructions 12 Expired
US4071088A Retrievable safety valve Emerging Cross-Sectional Technologies 9 Expired
US4289205A Well safety system method and apparatus Fixed Constructions 7 Expired
US4260021A Plug catcher tool Fixed Constructions 7 Expired
US4256180A Method of moving a through-the-flowline installed safety valve through a curved flow line Fixed Constructions 6 Expired
US3939913A Method of using a subsurface safety valve Fixed Constructions 6 Expired
US4284141A Subsurface well apparatus and method Fixed Constructions 5 Expired
US4026362A Subsurface well apparatus having improved operator means and method of using same Fixed Constructions 5 Expired
US3938589A Drilling tool Fixed Constructions 4 Expired
US4310051A Well safety valve apparatus Fixed Constructions 4 Expired
US3987849A Well tool Emerging Cross-Sectional Technologies 4 Expired
US4295523A Well safety system method and apparatus Fixed Constructions 4 Expired
US4036296A Subsurface well apparatus Fixed Constructions 3 Expired
US4067387A Subsurface well apparatus having flexing means and method of using same Fixed Constructions 3 Expired
US4293034A Well safety system method and apparatus Fixed Constructions 3 Expired
US4019574A Subsurface well apparatus having flexing means and method of using same Fixed Constructions 3 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.