Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5340084 | Fish tape reel and reel assembly with detachable accessory storage compartment | Donald N. Hesprich | 1994-08-23 |
| 5201495 | Fish tape reel and reel assembly | Donald N. Hesprich | 1993-04-13 |
| 5106056 | Fish tape reel and reel assembly | Donald N. Hesprich | 1992-04-21 |
| 4766919 | Umbrella with means for connecting to like umbrellas and method for constructing temporary shelter | — | 1988-08-30 |
| 4329078 | Splice joint lock | James M. Crates | 1982-05-11 |