Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5878802 | Pipe connector assembly with internal locking mechanism | Michael Richter, Michael F. Mullins, Dale Emge, Robert Tanner | 1999-03-09 |
| 5722477 | Pipe connector assembly with internal locking mechanism | Michael Richter, Michael F. Mullins, Dale Emge, Robert Tanner | 1998-03-03 |