Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6308991 | Printed document including bar code authentication system | — | 2001-10-30 |
| 4345952 | Method for the manufacture of tubes from steel having high ductility at low temperature | Eugene Herzog, Robert M. L. Rouyer | 1982-08-24 |
| 4300598 | Tubular steel members for underwater pipelines | Jean-Claude Roques, Bernard Dumas | 1981-11-17 |