Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4541976 | Method of manufacturing cylindrical ceramic tubes having localized imprints on their inner faces | Claude Deslandes, Jacques Gillot, Paul Tritten | 1985-09-17 |
| 4396572 | Support for porous barriers made of baked ceramic material | Jean Charpin, Rodolphe Davydoff, Francois Erhart, Pierre Plurien | 1983-08-02 |