Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6799368 | Feeder device and method of using same | Ronald Fredriks | 2004-10-05 |
| 6602603 | Poly(meth)acrylic photochromic coating | Cletus N. Welch, Robert W. Walters, David T. McKeough | 2003-08-05 |
| 5645561 | Uterine manipulator | Roger E. Smith, David A. Bush | 1997-07-08 |
| 5575796 | Umbilical cord cutter and sampler | Ben D. Shirley | 1996-11-19 |
| 5513867 | Seat-lift wheelchair | Donald S. Bloswick, Ben D. Shirley | 1996-05-07 |