Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7674355 | Method of measuring macro and micro stickies in a recycled sample containing pulp fibers | Mahendra R. Doshi, Salman Aziz | 2010-03-09 |
| 7390378 | Method of curling fiber and absorbent sheet containing same | Jeffrey Carels, Daniel W. Sumnicht, Jeffrey A. Lee | 2008-06-24 |
| 7294226 | Method of removing high density stickies from secondary papermaking fibers | Richard L. Sleeter, Jr., Robert J. Kellogg | 2007-11-13 |
| 7063770 | Method of removing high density stickies from secondary papermaking fibers | Richard L. Sleeter, Jr., Robert J. Kellogg | 2006-06-20 |
| 6416622 | Hybrid multistage forward cleaner system with flotation cell | — | 2002-07-09 |
| 4288319 | Method of and arrangement for de-inking fiber | Karel A. G. Heijs, Antonius J. Dechamps | 1981-09-08 |