Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6756151 | Unidirectional draining device | Shijian Zhou, Donald F. Turner, James R. Nowakowski | 2004-06-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6756151 | Unidirectional draining device | Shijian Zhou, Donald F. Turner, James R. Nowakowski | 2004-06-29 |