Jean-Marie Courel

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Maringues, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process and device for treating vulcanized rubber surfaces before b...
- Patent number 6,302,984
- Issue date Oct 16, 2001
- Copangnie Generale des Etablissements Michelin - Michelin & Cie
- Jean-Marie Courel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for treating vulcanized tread rubber surfaces before bonding
- Patent number 6,015,468
- Issue date Jan 18, 2000
- Compagnie Generale des Etablissements Michelin - Michelin & Cie
- Jean-Marie Courel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Tire production process using water jet treatment
- Patent number 5,944,925
- Issue date Aug 31, 1999
- Compagnie Generale des Establissements Michelin - Michelin & Cie
- Jean-Marie Courel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Retreading process including treating vulcanized rubber surfaces be...
- Patent number 5,759,322
- Issue date Jun 2, 1998
- Compagnie Generale des Etablissements Michelin - Michelin & Cie
- Jean-Marie Courel
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL