Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4314893 | Production of multiple zinc-containing coatings | — | 1982-02-09 |
| 4216272 | Multiple zinc-containing coatings | — | 1980-08-05 |
| 4184929 | Trivalent chromium plating bath composition and process | Thaddeus W. Tomaszewski, Hans-Gerhard Creutz, deceased | 1980-01-22 |