Jean-Marc Legresy

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St. Egreve, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for making easy-open lids with improved scoring
- Patent number 6,004,089
- Issue date Dec 21, 1999
- Impress Metal Packaging S.A.
- Jean-Marc Legresy
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Process for producing a thin sheet suitable for making up constitue...
- Patent number 5,616,190
- Issue date Apr 1, 1997
- Pechiney Rhenalu
- Jean-Marc Legresy
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for producing cathodes for cathodic sputtering based on alu...
- Patent number 5,160,388
- Issue date Nov 3, 1992
- Aluminium Pechiney
- Jean-Marc Legresy
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...