Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5750071 | Corrosion protection employing alternating voltage | Robert P. Frankenthal, James D. Sinclair | 1998-05-12 |
| 5521029 | Current collecting elements | Jorge Valdes | 1996-05-28 |
| 5507842 | Process for converting lead and lead oxides to barium metaplumbate | — | 1996-04-16 |