Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4388150 | Papermaking and products made thereby | Olof Sunden, Hans Johansson, Hans M. Larsson, Per Svending | 1983-06-14 |
| 4385961 | Papermaking | Per Svending, Hans Johansson, Hans M. Larsson | 1983-05-31 |