Inventor · disambiguated record

Emmanuel Laval

Also filed as: LAVAL EMMANUEL

2 granted patents·71 citations·filing 1979–1981

66Inventor score

Technology areasE21B

Files withINST FRANCAIS DU PETROLE2

Top patents by PatentIndex Score

2 records

0178US4286676ACrank connector for directional drillingINST FRANCAIS DU PETROLE·Filed 1979·Granted Sep 1, 1981·47 cites·17 claims
0255US4374547ACrank connector for directional drillingINST FRANCAIS DU PETROLE·Filed 1981·Granted Feb 22, 1983·24 cites·4 claims

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