Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366697 | Tray and magnetic conveyor | David A. Tomasso, Johannes J. Porte, William D. Vanarsdale, James Daniel Riall | 1994-11-22 |
| 5360597 | Ribbed mechanism for mixing sample by vibration | Johannes J. Porte | 1994-11-01 |