Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498218 | Enhanced dye durability through controlled dye environment | Roberta E. Harelstad, William D. Joseph, Lee A. Pavelka | 2002-12-24 |
| 6395844 | Enhanced dye durability through controlled dye environment | Roberta E. Harelstad, William D. Joseph, Lee A. Pavelka | 2002-05-28 |