Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345741 | Driving pulley mechanism | Johannes Augustus Rinio | 1982-08-24 |
| 4254941 | Automatic anti-fall device for manual or motorized lifting systems | — | 1981-03-10 |
| 4193311 | Driving pulley mechanism | Johannes Augustus Rinio | 1980-03-18 |