Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4490217 | Method of making a stencil plate | Stephen G. Mearig | 1984-12-25 |
| 4414317 | Transparency, a method for forming it and a photographic mask whose optical densities are correlated with the contour of a surface | Larrimore B. Emmons, Walter J. Lewicki, Jr. | 1983-11-08 |
| 4247364 | Method of making a smooth, dimensionally stable, mica-filled, glass fiber sheet | — | 1981-01-27 |