Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6199778 | Systems and processes for recycling glass fiber waste material into glass fiber product | — | 2001-03-13 |
| 6029477 | Systems and process for recycling glass fiber waste material into glass fiber product | — | 2000-02-29 |
| 5772126 | System and process for recycling waste material produced by a glass fiberizing process | Irvin L. Koelle | 1998-06-30 |
| 5352258 | Production of glass fibers from scrap glass fibers | Stanley C. DeGreve, Joe B. Lovelace, E. Charles Watkins, Timothy G. Mathis, Harry Makitka +5 more | 1994-10-04 |