Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10683697 | Fire-rated sliding glass elevator door | Julie Ann Clauson, Mark Gabriel Hamilton, Chad Joseph Norberg, William Theodore Sillman, Leo Joseph Tomperi | 2020-06-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10683697 | Fire-rated sliding glass elevator door | Julie Ann Clauson, Mark Gabriel Hamilton, Chad Joseph Norberg, William Theodore Sillman, Leo Joseph Tomperi | 2020-06-16 |