Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6527246 | Positioning and anti-movement support stake including marking means for underground pipes | — | 2003-03-04 |
| 5931431 | Container-holding device having an adjustable circumferential portion | — | 1999-08-03 |
| 5682904 | Mouthpiece having a cavity portion | — | 1997-11-04 |
| 5538418 | Welding striker apparatus having a dimple | — | 1996-07-23 |