Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5254441 | Development inhibitor reflector layers | Glenn T. Pearce, Elizabeth V. Patton, Michael R. Roberts, Ignazio S. Ponticello, George Villard +1 more | 1993-10-19 |
| 4478944 | Analytical element containing a barrier zone and process employing same | Robert C. Gross | 1984-10-23 |