Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6241780 | Method for strengthening cellulosic substrates, cellulosic nonwoven wipes, and paper filter stock | Charles Thomas Arkens, Scott Lind Egolf, Robert D. Gleim, Oscar Hsien-Hsiang Hsu | 2001-06-05 |
| 5718728 | Method for strengthening cellulosic substrates, celluosic non woven wipes, and paper filter stock | Charles Thomas Arkens, Scott Lind Egolf, Robert D. Gleim, Oscar Hsien-Hsiang Hsu | 1998-02-17 |
| 5427587 | Method for strengthening cellulosic substrates | Charles Thomas Arkens, Scott Lind Egolf, Robert D. Gleim, Oscar Hsien-Hsiang Hsu | 1995-06-27 |