Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848323 | Apparatus for, and method of, examining and/or illuminating a body cavity | Johannes P. A. Marijnissen, Willem M. Star | 1989-07-18 |
| 4314668 | Method of heating with an absorption heat pump | Gerhard Oelert, Hans-Jurgen Kohnke | 1982-02-09 |