Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859281 | Etching of copper and copper bearing alloys | — | 1989-08-22 |
| 4485131 | Alkaline aqueous coating solution and process | Richard G. Adams, Frederick J. Spaeth | 1984-11-27 |
| 4427459 | Phosphate conversion coatings for metals with reduced coating weights and crystal sizes | — | 1984-01-24 |
| 4395387 | Method for manufacturing water glass cement hardeners | William T. West | 1983-07-26 |
| 4346014 | Rolling oil compositions and method of inhibiting carbon smut on batch annealed steel | Joseph A. Piucci | 1982-08-24 |