Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6527836 | Rotating drum adsorber process and system | Donald H. White, Jr., John E. Thelen, Robert G. Thomas, Mkhail Tsargorodsky, Agustin Acosta | 2003-03-04 |
| 6193368 | Manually adjustable spectacle temple | — | 2001-02-27 |