Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844699 | Submersible pump | Werner Schmitt | 1989-07-04 |
| 4455067 | Method of modifying slide transparencies so as to provide uniform illumination in angular projection | Kurt H. Hoppmann, James G. Lin | 1984-06-19 |