Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4254972 | Stainless steel rotary joint | Roger D. Wiedenbeck, Richard A. Maurer | 1981-03-10 |
| D258076 | Rotary joint | Roger D. Wiedenbeck, Richard A. Maurer | 1981-01-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4254972 | Stainless steel rotary joint | Roger D. Wiedenbeck, Richard A. Maurer | 1981-03-10 |
| D258076 | Rotary joint | Roger D. Wiedenbeck, Richard A. Maurer | 1981-01-27 |