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| US4561937 | 1 Ago 1983 | 31 Dic 1985 | Sandy Hill Corporation | Apparatus for trimming the edge of a web during formation using a drainage interrupting mask |
| US4882213 | 29 Abr 1988 | 21 Nov 1989 | Weyerhaeuser Company | Absorbent article with tear line guide |
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| US4886697 | 29 Abr 1988 | 12 Dic 1989 | Weyerhaeuser Company | Thermoplastic material containing absorbent pad or other article |
| US4891454 | 29 Abr 1988 | 2 Ene 1990 | Weyerhaeuser Company | Infant car seat liner |
| US4892769 | 29 Abr 1988 | 9 Ene 1990 | Weyerhaeuser Company | Fire resistant thermoplastic material containing absorbent article |
| US4900377 | 29 Abr 1988 | 13 Feb 1990 | Weyerhaeuser Company | Method of making a limited life pad |
| US4961930 | 29 Abr 1988 | 9 Oct 1990 | Weyerhaeuser Company | Pet pad of thermoplastic containing materials with insecticide |
| US5298127 | 23 Oct 1992 | 29 Mar 1994 | Westvaco Corporation | Paper machine deckle support and flushing means |
| US6413375 | 7 Feb 2001 | 2 Jul 2002 | Voith Paper Patent GmbH of Heidenheim | Paper machine |
| US6955107 | 1 Oct 2001 | 18 Oct 2005 | Metso Paper, Inc. | Equipment for cutting particularly a paper web with a water jet |
