Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5337404 | Process and system for making computer-aided drawings using a contour inclusion tree associated planar map data structure | Michel Gangnet, Jean-Claude Herve, Thierry Pudet, Jean-Manuel Van Thong | 1994-08-09 |