Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9585550 | Rectal expander | Eric Abel, Alan Slade, Zhigang Wang | 2017-03-07 |
| 6990474 | Evaluation system | Mark Woods | 2006-01-24 |
| 6236745 | Method and apparatus for screening documents | Haibo Chen | 2001-05-22 |
| 5988631 | Sheet transport device | — | 1999-11-23 |
| 4928538 | Monitoring tension in an elongate flexible member | James S. Burdess, John Neville Fawcett | 1990-05-29 |