Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10875195 | Robot gripper | Lorin B. Zitting | 2020-12-29 |
| 6517081 | Machinery seal | Todd A. Hagen | 2003-02-11 |
| 6340161 | Machinery seal | Todd A. Hagen | 2002-01-22 |
| 4717160 | High pressure rotary shaft seal | Jay Duke | 1988-01-05 |
| 4577874 | Seal assembly | — | 1986-03-25 |
| 4566703 | Seal assembly | — | 1986-01-28 |
| 4190259 | Single apex two element fluid pressure seal assembly | — | 1980-02-26 |