Inventor · disambiguated record
Michel Lefrancois
Also filed as: LEFRANCOIS MICHEL
8 granted patents·4 pending applications·17 citations·filing 2003–2021
79Inventor score
Files withCOMMISSARIAT ENERGIE ATOMIQUE5GARLOCK FRANCE SAS2COMMISS A L EN ATOM ET AUX ENER ALTERN1COMMISSARIAT L ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES1COMMISSARIAT Á L ÉNERGIE ATOMIQUE ET AUX ÉNERGIES ALTERNATIVES1
Top patents by PatentIndex Score
12 records- 0164US9157531B2Brush-type circular sealCOMMISSARIAT L ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES·Filed 2013·Granted Oct 13, 2015·2 cites·15 claims
- 0259US8840117B2Sealing element having an elastic tapered washer and casing to exert pressureGUIMET LAURENT·Filed 2011·Granted Sep 23, 2014·2 cites·14 claims
- 0358US10428959B2Assembly for compressing a ball valve seatCOMMISSARIAT ENERGIE ATOMIQUE·Filed 2015·Granted Oct 1, 2019·1 cites·7 claims
- 0456US7255353B2Flexible graphite sealing joint with metal jacket for high temperatureGARLOCK FRANCE SAS·Filed 2003·Granted Aug 14, 2007·9 cites·8 claims
- 0550US11821517B2Metal seal comprising a textured outer sealing layerCOMMISSARIAT ENERGIE ATOMIQUE·Filed 2019·Granted Nov 21, 2023·0 cites·14 claims
- 0648US2011175299A1Deformable composite seal for bearing surfaces with a great lack of flatnessCOMMISS A L EN ATOM ET AUX ENER ALTERN·Filed 2009·Application pending·0 cites
- 0746US11644103B2Metal sealing system for triple eccentricity butterfly valveCOMMISSARIAT ENERGIE ATOMIQUE·Filed 2021·Granted May 9, 2023·0 cites·10 claims
- 0845US2011006263A1Method for making highly exfoliated vermiculite without using any organic binder or additive for forming the sameCOMMISSARIAT ENERGIE ATOMIQUE·Filed 2008·Application pending·0 cites
- 0944US7458587B2Sealing joint with laminated internal structure for very high temperaturesGARLOCK FRANCE SAS·Filed 2004·Granted Dec 2, 2008·3 cites·19 claims
- 1044US2016144537A1Method for shaping a plate made of a sintered and restructured polytetrafluoroethylene and applications thereofCommissariat à l'énergie atomique et aux énergies alternatives·Filed 2014·Application pending·0 cites
- 1142US11933403B2Metallic sealing assembly for sealing between a rotating shaft and a fixed frameCOMMISSARIAT ENERGIE ATOMIQUE·Filed 2019·Granted Mar 19, 2024·0 cites·17 claims
- 1237US2018156208A1Inflatable static seal for a reciprocating rodsCOMPRESSOR PRODUCTS INT LLC·Filed 2017·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →