Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6536109 | Method for extending the life of attachments that attach blades to a rotor | Benoît Jean Henri Berthelet, Francis Lucien Guy Chareyre, Hakim Hoffmann, Stephane Kerneis, Marie-Christine Ntsama-Etoundi +1 more | 2003-03-25 |
| 6508093 | Method and apparatus for ultrasonic peening of annular recesses for the attachment of blades to a rotor | Benoît Jean Henri Berthelet, Francis Lucien Guy Chareyre, Hakim Hoffmann, Stephane Kerneis, Marie-Christine Ntsama-Etoundi +1 more | 2003-01-21 |
| 6505489 | Method and apparatus for ultrasonic peening of axial recesses for the attachment of blades to a rotor | Benoît Jean Henri Berthelet, Francis Lucien Guy Chareyre, Hakim Hoffmann, Stephane Kerneis, Marie-Christine Ntsama-Etoundi +1 more | 2003-01-14 |
| 6490899 | Method and apparatus for peening tops of cooled blades | Benoît Jean Henri Berthelet, Francis Lucien Guy Chareyre, Hakim Hoffmann, Stephane Kerneis, Marie-Christine Ntsama-Etoundi +1 more | 2002-12-10 |