Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10557570 | Method and apparatus for suspending duct by inserted corner members | Herbert Fischer | 2020-02-11 |
| 10066763 | Method and apparatus for suspending duct by inserted corner members | Herbert Fischer | 2018-09-04 |
| 9347476 | Method and apparatus for suspending duct by inserted corner members | — | 2016-05-24 |
| 9222497 | Method and apparatus for suspending duct by inserted corner members | — | 2015-12-29 |
| 9194411 | Method and apparatus for suspending duct by inserted corner members | — | 2015-11-24 |