Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D992353 | Waffle warmer non electric | — | 2023-07-18 |
| 6005254 | Irradiation device | Boyd Mulder | 1999-12-21 |
| 4866284 | Irradiation device | Johannes A. Frankena, Marten F. Elkerbout | 1989-09-12 |
| 4839513 | Ultraviolet irradiation device | — | 1989-06-13 |
| 4350894 | Irradiation apparatus | Gerrit J. Schrijver | 1982-09-21 |