Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7879613 | System for maintaining hydrogen purity in electrical generators and method thereof | A. John Speranza | 2011-02-01 |
| 7550113 | System for maintaining hydrogen purity in electrical generators and method thereof | A. John Speranza | 2009-06-23 |