Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6240955 | Liquid level controller | R. David Anderson, Carl Wayne Winfrey | 2001-06-05 |
| 5992448 | Liquid level controller | R. David Anderson, Carl Wayne Winfrey | 1999-11-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6240955 | Liquid level controller | R. David Anderson, Carl Wayne Winfrey | 2001-06-05 |
| 5992448 | Liquid level controller | R. David Anderson, Carl Wayne Winfrey | 1999-11-30 |