Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640285 | Information recording medium encoded to enable track following | François Maurice, Joseph Colineau, Michel Sonrier | 1997-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640285 | Information recording medium encoded to enable track following | François Maurice, Joseph Colineau, Michel Sonrier | 1997-06-17 |