Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6541677 | Photochemical system and method for the removal of PCDD or PCDF compounds from industrial process emissions | John R. Richards, Daniel M. Richards, Tommy E. Holder, David G. Goshaw | 2003-04-01 |