Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D421230 | Tape measure blade | Edgar T. Gilliam | 2000-02-29 |
| D402216 | Tape measure blade | Edgar T. Gilliam | 1998-12-08 |
| D397950 | Tape measure housing | William C. Blackman, Edgar T. Gilliam, John Moody | 1998-09-08 |