Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7827663 | Pipe joiner | Robert D. Cook | 2010-11-09 |
| 7523533 | Pipe joiner | Robert D. Cook | 2009-04-28 |
| 7111826 | Pulling apparatus | Robert D. Cook | 2006-09-26 |
| 6948754 | Slide-out operating mechanism | Timothy Huffman, William H. Benetreu | 2005-09-27 |
| 6769669 | Pulling apparatus | Robert D. Cook | 2004-08-03 |