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| Number | Title | Issue Date |
| 7137236 | Interface pads with proportional valves These interface pads with proportional valves have at least one inflatable member having a foam core with a cell structure that absorbs atmospheric air. The transmission of air into the foam core is controlled by a valve in said opening. Fasteners are used to affix ... | 11/21/2006 |
| 6658827 | Interface pads These interface pads have a right and a left inflatable member with the volume of air in each of these inflatable members being independently adjustable. Each member is adapted to provide an interface between one side of a load-bearing animal and a load-s... | 12/09/2003 |
| 5756563 | Process for the preparation of stable mixtures of bitumen and polymer Mixtures of bitumen and thermoplastic polymer stable to storage are prepared by a process comprising: (i) mixing a bituminous product having a content of total asphaltenes, resins, saturated and aromatic products which satisfies the condition that the I | 05/26/1998 |
