Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5586348 | Air mattress and method for adjusting it | Terttu Toivio, Kari Olkkonen | 1996-12-24 |
| 5239713 | Hospital bed | Terttu Toivio | 1993-08-31 |
| 4999867 | Air mattress and method for adjusting it | Terttu Toivio | 1991-03-19 |
| D295864 | Electric heating unit for attachment to an automotive oil filter | Terttu Toivio | 1988-05-24 |
| 4675503 | Electric resistor element | Terttu Toivio | 1987-06-23 |
| 4522166 | Device for the improving of the starting of an engine | Terttu Toivio | 1985-06-11 |