Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5879427 | Bushing assemblies for fiber forming | — | 1999-03-09 |
| 4957525 | Composite bushing design | Dean J. Gaertner | 1990-09-18 |
| 4746344 | Fiber forming bushing and method for providing | John J. Kuhn | 1988-05-24 |
| 4735642 | Hollow glass fiber bushing assembly | Thomas H. Jensen, William L. Schaefer | 1988-04-05 |
| 4704149 | Hollow fiber bushing tip | William L. Schaefer | 1987-11-03 |