Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7592394 | Plastic compositions having mineral-like appearance | Shijun Yang | 2009-09-22 |
| 6878436 | Light emitting diode signs and translucent plastic sheets used therein | Jack Reilly, Ryan R. Dirkx | 2005-04-12 |
| 6841612 | Plastic composition | Shijun Yang | 2005-01-11 |
| 5466756 | Methyl methacrylate compositions | Donald E. Roach | 1995-11-14 |
| 5258423 | Stabilization of methacrylic polymers against sterilizing radiation | Charles C. Crabb, Robert A. Wanat, Donald E. Roach | 1993-11-02 |
| 5250589 | Stabilization of methacrylic polymers against sterilizing radiation | Donald E. Roach | 1993-10-05 |
| 5220874 | Method and apparatus for stripping volatile organic compounds from solid materials | Alvah V. Barron, J. D. Derman, William D. Bradley | 1993-06-22 |
| 5216060 | Stabilization of methacrylic polymers against sterilizing radiation | Donald E. Roach | 1993-06-01 |
| 5102940 | Stabilization of methacrylic polymers against sterilizing radiation | Donald E. Roach | 1992-04-07 |
| 5061747 | Methyl methacrylate compositions | Donald E. Roach | 1991-10-29 |
| 4815398 | Method and apparatus for detoxifying soils | Alvah V. Barron, Jay D. Derman, William D. Bradley | 1989-03-28 |