Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5548542 | Half-band filter and method | Perry W. Frogge, David H. Damerow | 1996-08-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5548542 | Half-band filter and method | Perry W. Frogge, David H. Damerow | 1996-08-20 |