Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10744527 | Low torque sprinkler fitting and method of manufacture | — | 2020-08-18 | |
| 4635969 | Rotary joint with balanced seals | — | 1987-01-13 | $67,594,000 |
| 4606561 | Journal mounted rotary joint | — | 1986-08-19 | $25,074,000 |
| 4262940 | Internally compensated self-aligning rotary joint | Roger D. Wiedenbeck | 1981-04-21 | $14,135,000 |