Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702582 | Multi-port multi-stream valve apparatus | Theodore G. Papastavros, Emery Richard | 1997-12-30 |
| 5679229 | Electrodialysis including filled cell electrodialysis (electrodeionization) | Wayne A. McRae, Keith J. Sims | 1997-10-21 |