Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8523021 | Feeding device particularly for powdered materials into a device processing the same | Wolfgang Walter | 2013-09-03 |
| 4797660 | Photoelectric ice accumulation monitor using dual detectors | — | 1989-01-10 |