Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783111 | Dual lift system | Ken Wendorf, Glenn H. Schmidt | 2004-08-31 |
| 6749815 | Switching valve seal | — | 2004-06-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783111 | Dual lift system | Ken Wendorf, Glenn H. Schmidt | 2004-08-31 |
| 6749815 | Switching valve seal | — | 2004-06-15 |