Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9074871 | Pipe measuring system | Phillip L. Lawson | 2015-07-07 |
| D502644 | Captive screw | Thomas J. Ellis, Edward A. McCormack, Harry L. Dickerson, William R. Frame | 2005-03-08 |
| D492895 | Captive screw | Thomas J. Ellis, Edward A. McCormack, Harry L. Dickerson, William R. Frame | 2004-07-13 |
| D484031 | Captive screw | Thomas J. Ellis, Edward A. McCormack, Harry L. Dickerson, William R. Frame | 2003-12-23 |
| D480950 | Captive screw | Thomas J. Ellis, Edward A. McCormack, Harry L. Dickerson, William R. Frame | 2003-10-21 |
| D472797 | Captive screw | Thomas J. Ellis, Edward A. McCormack, Harry L. Dickerson, William R. Frame | 2003-04-08 |
| D469005 | Captive screw | Thomas J. Ellis, Edward A. McCormack, Harry L. Dickerson, William R. Frame | 2003-01-21 |