Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5938206 | Pressure responsive primary ring for a non-contacting mechanical end face seal | Wei-Tang Lai, James R. Wasser | 1999-08-17 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5938206 | Pressure responsive primary ring for a non-contacting mechanical end face seal | Wei-Tang Lai, James R. Wasser | 1999-08-17 |