Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6894761 | Method and apparatus for controlling humidity in a copying device | Karl B. Ayash, Thomas C. Hollar, Ali R. Dergham, John H. Steele | 2005-05-17 |
| 6621554 | Method and apparatus for controlling humidity in a copying device | Karl B. Ayash, Thomas C. Hollar, Ali R. Dergham, John H. Steele | 2003-09-16 |
| 4244649 | Optical system for providing visual aid for proper magnification selection | James D. Rees, Craig A. Smith, Paul H. Stiebitz | 1981-01-13 |