Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5389161 | Process for phosphating steel parts to improve corrosion and wear resistance | Jean-Marc Poirson | 1995-02-14 |
| 5346560 | Process for the treatment of ferrous metal parts to improve their corrosion resistance and friction properties simultaneously | Sylvie Mournet | 1994-09-13 |