Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4475116 | Ink printer equipped with an ink printing head and intermediate ink container disposed on a movable carriage | Heinrich Sicking | 1984-10-02 |
| 4290812 | Process for the production of inks free of foreign salts | — | 1981-09-22 |