Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4737246 | Anodizing process for producing highly reflective aluminum materials without preliminary brightening processing | John H. Powers | 1988-04-12 |
| 4601796 | High reflectance semi-specular anodized aluminum alloy product and method of forming same | John H. Powers | 1986-07-22 |
| 4483750 | Process for anodizing highly reflective aluminum materials | John H. Powers | 1984-11-20 |
| 4440606 | Method for producing a solar selective coating on aluminum | John H. Powers | 1984-04-03 |