Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6939068 | Retrofit printer tray riser | Timothy W. Rawlings, John C. Rosenbaum | 2005-09-06 |
| 6893014 | Retrofit printer guide clip | Thomas J. Obringer, Timothy W. Rawlings, James M. Seybold, John E. Sloss | 2005-05-17 |
| 6830607 | Slurry tray and slurry tray assembly for use in fractionation towers | Jeffrey Allen | 2004-12-14 |