Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4996014 | Method for manufacture of spike rivits | — | 1991-02-26 |
| 4949574 | Testing device for vehicle tires | Unto Linden | 1990-08-21 |
| 4921030 | Sleeve-mounted spike fitted on a vehicle tire | — | 1990-05-01 |
| 4919181 | Fixed spike or sleeve-mounted spike fitted on a vehicle tire | Unto Linden | 1990-04-24 |
| 4875515 | Sleeve-mounted spike fitted on a vehicle tire | — | 1989-10-24 |
| 4865100 | Sleeve-mounted spike fitted to a vehicle tire | Unto Linden, Ainetdin Farid | 1989-09-12 |