Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8724833 | Piezoelectric audible signal with spring contacts and retaining and spacer ring | Thomas A. Shain, Gary P. Zimmerman, Heather Gregg | 2014-05-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8724833 | Piezoelectric audible signal with spring contacts and retaining and spacer ring | Thomas A. Shain, Gary P. Zimmerman, Heather Gregg | 2014-05-13 |