Inventor · disambiguated record
Hubert Miffre
Also filed as: MIFFRE HUBERT
5 granted patents·160 citations·filing 1974–1987
83Inventor score
Top patents by PatentIndex Score
5 records- 0184US3954138ASafety plug for sealing-off the tubing of a producing oil or gas wellRECH ACTIVITIES PETROLIERES EL·Filed 1974·Granted May 4, 1976·65 cites·5 claims
- 0270US4793408ADevice for separating and extracting components having different densities from an effluentELF AQUITAINE·Filed 1987·Granted Dec 27, 1988·34 cites·15 claims
- 0361US4029289AControl system for gate-valvesINST FRANCAIS DU PETROLE·Filed 1974·Granted Jun 14, 1977·22 cites·5 claims
- 0459US4742871ADevice for positioning a tool within a wellbore flow stringELF AQUITAINE·Filed 1986·Granted May 10, 1988·32 cites·19 claims
- 0534US4286663AHydraulic pumping rod connecting and disconnecting deviceELF AQUITAINE·Filed 1979·Granted Sep 1, 1981·7 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →