Did You Know...
...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!
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| Number | Title | Issue Date |
| 7174583 | Adjustable height foundation A height-adjustable mattress assembly is constructed of a mattress foundation and an optional frame assembly with a plurality of ground support members supporting the mattress foundation. The ground support members can be attached to the frame assembly in at least t... | 02/13/2007 |
| 7065849 | Method of producing waterproof foam mattresses Production process for waterproofed foam mattresses, starting from a foam material body (1) in which a plurality of passing through holes (2) are carried out in the bigger faces and some passing through holes (3) with a smaller diameter are carr... | 06/27/2006 |
| 7036173 | Channel-cut cushion supports The support characteristics within a foam mattress body may be varied by inserting reinforcements into channels cut or otherwise formed within the foam. ... | 05/02/2006 |
| 7013515 | Body impression-resistant mattress assembly A body impression resistant mattress assembly comprised of an inner mattress unit, at least one raised sleep zone, a first cushion top, and an outer cover encasing the raised sleep zone and the first cushion top. The insert is sized and located within the mattress s... | 03/21/2006 |
| 6971133 | Air mattress apparatus An air mattress apparatus includes a first mattress section which contains a number of first flotation-bottle-reception chambers which are separated from each other by first stitches. First mattress section closure means enable access to inside the first flotation-b... | 12/06/2005 |
| 6964134 | Membrane deflation in combination with rigid surfaces The present invention is related to inflatable devices, and, more specifically, to inflatable devices in combination with rigid surfaces and a method for deflating an inflatable device. According to one embodiment of the present invention an inflatable device is pro... | 11/15/2005 |
| 6952852 | Mattress structure A mattress (900) provides a user with three-dimensional firmness zoning, the mattress (900) cooperating with a mattress shell (720). The mattress (900) includes a plurality of longitudinally spaced, transversely extending resilient blocks... | 10/11/2005 |
| 6924467 | Heating pad systems, such as for patient warming applications A heating pad system useable in one embodiment for warming a person on a support structure. In this embodiment, the heating pad system comprises an upper foam pad, a lower foam pad, and a thermal-electric heating element sandwiched between the upper and lower foam p... | 08/02/2005 |
| 6918146 | Adjustable seat cushion for furniture The present invention provides an adjustable seat cushion for furniture that can be customized to an individual level of comfort by the user of the furniture. The adjustable seat cushion has an auxiliary support member that can be inserted into or removed from the s... | 07/19/2005 |
| 6913019 | Pressure alleviating pillow The present invention provides a pillow for use by a patient during sleep, where the patient must wear a facially oriented medical device, such as a positive air pressure system. The invention provides a uniquely shaped pillow having recesses sized to allow the faci... | 07/05/2005 |
| 6829798 | Low density pocketed spring assembly and method of manufacture A bedding or seating product comprises a pocketed spring assembly having a plurality of parallel strings of springs joined to each other. Each of said strings of springs comprises a row of interconnected pockets, each of the pockets containing at least one spring en... | 12/14/2004 |
| 6652034 | Upholstery support The invention relates to an upholstery support for a seat, especially for utilization in an automobile. According to the invention, an especially lightweight of vehicle seat construction is achieved in that the upholstery support is built in the form of a... | 11/25/2003 |
| 6499167 | Mattress section support A mattress is provided for use with a bed deck having a recess. The mattress includes a mattress section configured to define a patient rest surface and a mattress section support configured to support the mattress section.... | 12/31/2002 |
| 6397419 | System and method for sleep surface adjustment A system for sleep surface adjustment is described. The sleep surface is provided by a sleep support system that is configured for at least two users. The sleep surface of the sleep support system is supported by at least two fluid chambers whose pressure... | 06/04/2002 |
| 6161234 | Lying surface with lamellar grid The invention concerns a lying surface with upper cushioning body and at least two upper and lower lamellar grid, arranged parallel to each other, which are placed on elastic body in each case extending in the longitudinal direction, wherein the lower lam... | 12/19/2000 |
| 6061856 | Mattress A mattress or mattress core is provided, and comprises a base member that is provided with at least two approximately cylindrical cavities that extend in a transverse direction of the mattress or mattress core. Approximately cylindrical inserts are adapte... | 05/16/2000 |
| 6003178 | Anatomic mattress An anatomic mattress has an external structure, and an internal structure located interiorly of the external structure, the internal structure including an upper part and a lower part, the lower part being formed as a continuous lower plate while the uppe... | 12/21/1999 |
| 5974606 | CPR backboard and method of use A CPR backboard is provided with a pair of straps disposed on opposite ends of the backboard, the straps being attached to hooks attachable to a bed frame. The straps are provided with adjustable self-locking buckles. In use, a mattress is placed between ... | 11/02/1999 |
| 5430901 | Anatomically conformable therapeutic mattress overlay A therapeutic mattress overlay for supporting a recumbent human body so as to redistribute body weight away from prominent areas of the human body and also to support selected anatomical body portions, e.g., the lower extremities, of the recumbent human b... | 07/11/1995 |
| 5398354 | Heel pillow mattress A mattress to prevent the creation of pressure sores having a heel pillow portion intended for use in healthcare facilities having replaceable parts is disclosed. The heel pillow mattress of the present invention is made of foam and has a cavity located a... | 03/21/1995 |
| 5048167 | Method for restoring used mattresses A process has been devised for restoring full-sized innerspring mattresses by removing the end of the mattress cover to expose the coils, inserting resilient blocks of material into the spaces between adjacent rows of coils whereby to extend the full leng... | 09/17/1991 |
| 4638517 | Structure for bed An improved bed structure comprising a rectangular main frame including two supporting members forming the opposing lengthwise sides of the frame, a pillow portion disposed between the front ends of the supporting members, an arcuate portion disposed betw... | 01/27/1987 |
| 4407031 | Elastomer mattress with stiffener elements An improved mattress is presented having upper and lower elastomer sheets with an undulating structure of elastomer elements housed between the sheets and containing stiffener elements in the elastomer elements.... | 10/04/1983 |
| 4365371 | Mattresses with stiffeners Improvements in mattresses having stiffeners, particularly foam mattresses. Slits are made by at least one perpendicular incision on one side of the padding or foam portion of the mattress, the end of each incision constituting a hinge for the padding por... | 12/28/1982 |
| 4161045 | Mattress A mattress of improved support having planar top and bottom surfaces is provided with at least two sets of transversely extending ribs. The ribs, which may be continuous or discontinuous, are less compressible than the material of the mattress and are spa... | 07/17/1979 |
| 3995337 | Mattress construction An innerspring mattress wherein the middle portion of the mattress has two superposedly arranged sets of springs having different degrees of firmness, a rigid member, such as a plate, being insertable therebetween to provide two additional degrees of yiel... | 12/07/1976 |
