Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6840994 | Calcium silicate insulating material containing alumina silica microspheres | Thomas R. Krowl, Bryan K. Doerr | 2005-01-11 |
| 6692678 | Calcium silicate insulating material containing alumina silica microspheres | Thomas R. Krowl, Bryan K. Doerr | 2004-02-17 |