Inventor · disambiguated record
Bernard Plaquin
Also filed as: PLAQUIN BERNARD · PLAQUIN BERNARD A
7 granted patents·251 citations·filing 1981–1986
87Inventor score
Files withVALLOUREC7
Top patents by PatentIndex Score
7 records- 0192US4426105AJoints for pipes, particularly intended for the oil industryVALLOUREC·Filed 1981·Granted Jan 17, 1984·116 cites·8 claims
- 0269US4828295ASteel tube threaded joint having an impervious device at the level of the threadingVALLOUREC·Filed 1986·Granted May 9, 1989·35 cites·2 claims
- 0366US4614120ADetermination of the make-up torque for pipe jointsVALLOUREC·Filed 1985·Granted Sep 30, 1986·43 cites·10 claims
- 0461US4665780AMethod of machining threaded pipe-endsVALLOUREC·Filed 1985·Granted May 19, 1987·20 cites·8 claims
- 0557US4828294AThreaded joint for steel pipes containing a sealing device located at the level of the threadingVALLOUREC·Filed 1986·Granted May 9, 1989·24 cites·9 claims
- 0643US4641410AMethod and apparatus for making a joint for steel tubesVALLOUREC·Filed 1985·Granted Feb 10, 1987·10 cites·2 claims
- 0732US4515020AMethod and apparatus for ensuring correct thread make-up of a pipejointVALLOUREC·Filed 1983·Granted May 7, 1985·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →