Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9546514 | Method for the production of fire resistant glazings | David Holden, John Richard Holland | 2017-01-17 |
| 8932508 | Fire resistant glazing | David Holden, John Richard Holland | 2015-01-13 |