Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11401810 | Removable and replaceable anchored tunnel gasket | William C. Andrick, Richard J. Bowers, James A. Westhoff, George M. Stamper | 2022-08-02 |
| 10954668 | Removable and replaceable anchored tunnel gasket | William C. Andrick, Richard J. Bowers, James A. Westhoff | 2021-03-23 |
| 7740082 | Machine for removing ferrous debris | Charnell Cassette | 2010-06-22 |