Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6284351 | Plain surface acoustical product and coating therefor | — | 2001-09-04 |
| 5888626 | Plain surface acoustical product and coating therefor | — | 1999-03-30 |
| 5874161 | Plain surface acoustical product and coating therefor | James D. Pape | 1999-02-23 |
| 5674594 | Plain surface acoustical product | — | 1997-10-07 |
| RE34357 | Loose-lay and adhered surface coverings | Donald C. Eckert, J. Richard George, George L. Lilley, James A. Tshudy | 1993-08-24 |
| 4997323 | Edge finished resilient tile, method and apparatus | Joseph L. Giandalia | 1991-03-05 |
| 4654244 | Loose-lay and adhered surface coverings | Donald C. Eckert, J. Richard George, George L. Lilley, James A. Tshudy | 1987-03-31 |
| 4552606 | Flotation method for orienting chips in the manufacture of surface covering | Timothy D. Colyer | 1985-11-12 |