Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10589910 | Container with expiration date alarm | — | 2020-03-17 |
| 6536064 | Folding ramp with pivotal leg support | Edward A. Swink, Clayton M. Smith, Carl L. Murphy | 2003-03-25 |
| 6427749 | Power-driven shutter assembly | Edward A. Swink, Clayton M. Smith, Carl L. Murphy | 2002-08-06 |
| 6085825 | Power-driven shutter assembly | Edward A. Swink, Clayton M. Smith, Carl L. Murphy | 2000-07-11 |
| 5815870 | Reversible ramp and method for fabricating same | Keith Deutch, Clayton M. Smith | 1998-10-06 |