Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12270207 | Sound damping wallboard and method of constructing a sound damping wallboard | Michael N. Blades, Richard P. Weir, John W. Mixson | 2025-04-08 |
| 11939765 | Sound damping wallboard and method of forming a sound damping wallboard | Michael N. Blades, John M. Watt, John E. Yakowenko, Todd D. Broud, Keith R. O'Leary +3 more | 2024-03-26 |
| 11746534 | Sound damping wallboard and method of constructing a sound damping wallboard | Michael N. Blades, Richard P. Weir, John W. Mixson | 2023-09-05 |
| 11519167 | Sound damping wallboard and method of forming a sound damping wallboard | Michael N. Blades, John M. Watt, John E. Yakowenko, Todd D. Broud, Keith R. O'Leary +3 more | 2022-12-06 |
| 10519650 | Sound damping wallboard and method of forming a sound damping wallboard | Michael N. Blades, John M. Watt, John E. Yakowenko, Todd D. Broud, Keith R. O'Leary +3 more | 2019-12-31 |
| 9909304 | Sound damping wallboard and method of forming a sound damping wallboard | Michael N. Blades, John M. Watt, John E. Yakowenko, Todd D. Broud, Keith R. O'Leary +3 more | 2018-03-06 |
| 9512613 | Sound damping wallboard and method of forming a sound damping wallboard | Michael N. Blades, John M. Watt, John E. Yakowenko, Todd D. Broud, Keith R. O'Leary +3 more | 2016-12-06 |