Inventor · disambiguated record
Pierre Grandfils
Also filed as: GRANDFILS PIERRE
5 granted patents·29 citations·filing 1978–1980
75Inventor score
Files withCHARBONNAGES DE FRANCE5
Top patents by PatentIndex Score
5 records- 0163US4348138ASliding supporting galleryCHARBONNAGES DE FRANCE·Filed 1980·Granted Sep 7, 1982·16 cites·10 claims
- 0241US4358224AContinuous sliding support gantry for a large passageCHARBONNAGES DE FRANCE·Filed 1980·Granted Nov 9, 1982·5 cites·11 claims
- 0338US4231672AHeavy duty adjustable prop with a ball-and-socket jointCHARBONNAGES DE FRANCE·Filed 1979·Granted Nov 4, 1980·6 cites·9 claims
- 0428US4212362ADevice for causing translation of a tracked machineCHARBONNAGES DE FRANCE·Filed 1978·Granted Jul 15, 1980·2 cites·4 claims
- 0526US4248136AThrust device using hydraulic jacksCHARBONNAGES DE FRANCE·Filed 1978·Granted Feb 3, 1981·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →