Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9308770 | Refillable reservoir and fountain pen comprising such reservoir | — | 2016-04-12 |
| 5617710 | Process and apparatus for producing closed sealed capsules | Francis Petitjean | 1997-04-08 |