Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7654495 | Hanger assembly | John R. Adrian, Robert G. Penlesky, Kenneth J. Jonas, Daniel L. Karst | 2010-02-02 |
| 6750760 | Door chime assembly and method | Charles Wade Albritton, William A. Kaepernick, Daniel L. Karst, Robb R. Roell | 2004-06-15 |