Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833205 | Electrochemical cell system output control method and apparatus | A. John Speranza | 2004-12-21 |
| 6682843 | Integral screen/frame assembly for an electrochemical cell | Antonio Speranza, Trent M. Molter, Mark E. Dristy | 2004-01-27 |