Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7914237 | Method and apparatus for inserting sheet piles within highly resistant earth formations | Sam M. Glass | 2011-03-29 |
| 6231271 | Apparatus and method for lifting piles | Sam M. Glass | 2001-05-15 |
| 5803672 | Method and apparatus for inserting sheet piles utilizing a protective housing | Sam M. Glass | 1998-09-08 |
| 5618135 | Pile threading device for connecting sheet piles | Sam M. Glass | 1997-04-08 |
| 5503503 | Method and apparatus for inserting sheet piles within an earth formation | Sam M. Glass | 1996-04-02 |
| 5407304 | Method and apparatus for connecting metal piles | Sam M. Glass | 1995-04-18 |