Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6436231 | Method and apparatus for crosslinking individualized cellulose fibers | Peter A. Graef, Colin Elston, Clifford R. Bolstad, Mark W. Bowns, Frank R. Hunter +1 more | 2002-08-20 |
| 5437418 | Apparatus for crosslinking individualized cellulose fibers | Peter A. Graef, Colin Elston, Clifford R. Bolstad, Mark W. Bowns, Frank R. Hunter +1 more | 1995-08-01 |
| 5324391 | Method for crosslinking cellulose fibers | Allan R. Carney, Peter A. Graef, Mark W. Bowns, Clifford R. Bolstad | 1994-06-28 |
| 5253815 | Fiberizing apparatus | Mark W. Bowns, Peter A. Graef, Clifford R. Bolstad | 1993-10-19 |