Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4477033 | On-line winding machine | Frank W. Kotzur, Gregory A. Kotzur, Donald J. Hopko | 1984-10-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4477033 | On-line winding machine | Frank W. Kotzur, Gregory A. Kotzur, Donald J. Hopko | 1984-10-16 |