Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4648441 | Heat exchanger comprising a finned pipe | Willem L. N. van de Sluys, Johannus C. M. Roelofs | 1987-03-10 |
| 4573330 | Absorption heat pump comprising an integrated generator and rectifier | Willem L. N. van der Sluys, Johannus C. M. Roelofs | 1986-03-04 |
| 4567736 | Absorption heat pump | Willem L. N. van der Sluys, Johannus C. M. Roelofs | 1986-02-04 |
| 4548129 | Coffee maker | Willem L. N. van der Sluys, Johannes C. M. Roelofs | 1985-10-22 |