Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9039821 | Methods and compositions for coating aluminum substrates | William V. Block, John Thanh Nguyen | 2015-05-26 |
| 8691346 | Methods and compositions for coating aluminum substrates | William V. Block, John Thanh Ngoc Nguyen | 2014-04-08 |
| 5723183 | Metal coloring process | Richard K. Williams, James N. Tuttle, Jr. | 1998-03-03 |