Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638592 | Method of affixing material on a substrate to the inner surface of a tube | Douglas W. Sedgley | 1997-06-17 |
| 5509988 | Method of affixing material on a substrate to the inner surface of a tube | Douglas W. Sedgley | 1996-04-23 |