Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335759 | Method of mixing paints and their toners | Veikko Pattiniemi, Eero Koivisto, Aslak R. Heikel | 1982-06-22 |
| D261769 | Cover for color container in a tinting machine | Aslak R. Heikel, Veikko Pattiniemi | 1981-11-10 |