Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4490181 | Alkaline cleaning of tin surfaces | — | 1984-12-25 |
| 4386121 | Spray process for chemical nickel plating | Stephan S. Groffman | 1983-05-31 |
| 4382825 | Alkaline cleaner for ferrous-based metal surfaces | — | 1983-05-10 |