Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669406 | Method and apparatus for underground connection of pipe | William M. Hutton, John K. Gilday, Michael G. Palmer | 2003-12-30 |
| 6618966 | Fluid lance apparatus | William M. Hutton, Jeffery Bond, John K. Gilday | 2003-09-16 |