"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 5511260 | Anti-decubitus mattress pad A mattress pad primarily intended for use with a standard hospital bed frame to reduce the development of decubitus ulcers or bed sores in patients using the pad. The pad is multi-layered and includes a cover or casing containing interior strata of a plas... | 04/30/1996 |
| 5397517 | Method of making a seat cushion base A lightweight contoured base for a seat cushion is produced by first forming a shaped lightweight foam core with a void corresponding to the ischial tuberosities of a user and then forming a sandwich assembly by placing a layer of foam or foamable materia... | 03/14/1995 |
| 5395162 | Seating system A seating system for wheelchairs and other applications. The seating system includes a base member with an upper surface and a fluid pad positioned on the upper surface. The upper surface is preferably contoured and dimensioned to have areas corresponding... | 03/07/1995 |
| 5390384 | Self-adjusting seating system A seating system primarily intended for use with wheelchairs. The seating system includes a relatively rigid, shaped tray and a fluid pad. The tray has a forward section to support the user's thighs and a rearward section with a depressed, contoured seati... | 02/21/1995 |
| 5303436 | Anti-decubing mattress pad A mattress pad primarily intended for use with a standard hospital bed frame to reduce the development of decubitus ulcers or bed sores in patients using the pad. The pad is multi-layered and includes a cover or casing containing interior strata of a plas... | 04/19/1994 |
| 5255404 | Anti-decubitus mattress pad A mattress pad primarily intended for use with a standard hospital bed frame to reduce the development of decubitus ulcers or bed sores in patients using the pad. The pad is multi-layered and includes a cover or casing containing interior strata of a plas... | 10/26/1993 |
| 5201780 | Anti-decubitus mattress pad A mattress pad primarily intended for use with a standard hospital bed frame to reduce the development of decubitus ulcers or bed sores in patients using the pad. The pad is multi-layered and includes a cover or casing containing interior strata of a plas... | 04/13/1993 |
| 5149173 | Bolster with improved attachment means A wheelchair back system is disclosed having a bolster with an improved mounting means. The bolster has a rear surface which is positioned on a lateral portion of the wheelchair back. A strap attached to the front surface of the bolster extends to and eng... | 09/22/1992 |
| 4900070 | Conduit coupling device with redundancy features A coupling assembly for connecting adjacent ends of conduits, primarily used for aircraft fuel lines having redundant locking features is provided. This coupling can be manipulated with one hand and includes laterally spaced locking tines which engage rai... | 02/13/1990 |
| 4881760 | Conduit coupling device with redundancy features A coupling assembly for connecting adjacent ends of conduits, primarily used for aircraft fuel lines having redundant locking features is provided. This coupling can be manipulated with one hand and includes a central tine and laterally spaced locking tin... | 11/21/1989 |