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| Number | Title | Issue Date |
| 7909048 | Pneumatic umbrella An umbrella with pneumatic activation, specifically a portable, foldable umbrella, for the protection of persons from the rain and sun, and to be employed in fixed installations of one or more umbrellas as well, to protect crops, objects, or surfaces that require co... | 03/22/2011 |
| 7172551 | Cyclical pressure coronary assist pump An intravascular pump, which may be a left ventricle assist device, comprising a wall defining a pumping chamber, the wall support by struts, the struts attached to or part of an actuation system to move the wall from an expanded position to a contracted position an... | 02/06/2007 |
| 7172802 | Casement fabrics Window coverings are formed of woven fabrics of acrylic yarns to provide minimal degradation of the window covering due to ultraviolet (UV) radiation and to minimize damage to interior furnishings within a building at which the window coverings are applied. The wind... | 02/06/2007 |
| 6941958 | Umbrella device An umbrella device which has a shank, an umbrella-like cap formed as a membrane and a driver. The membrane is connected to the shank and is caused by the driver to move from a position of rest where it droops limply around the shank to an open position where it is e... | 09/13/2005 |
| 6913030 | Pneumatic umbrella An umbrella with pneumatic activation, specifically a portable, foldable umbrella, for the protection of persons from the rain and sun, and to be employed in fixed installations of one or more umbrellas as well, to protect crops, objects, or surfaces that require co... | 07/05/2005 |
| 6772777 | Hydraulic umbrella A hydraulic umbrella includes a housing assembly that has a perimeter wall for defining an interior space. A main shaft member has a first portion and a second portion. The first portion is positionable within the interior space of the housing. The second portion is... | 08/10/2004 |
| 6371140 | Pneumatic umbrella with shell An umbrella is provided including a lower tube, an upper tube slidably coupled with the lower tube and a slider assembly including a slider slidably mounted along the upper tube. Also included is a retractable assembly mounted on the upper tube and connec... | 04/16/2002 |
| 6354314 | Inflatable umbrella An inflatable umbrella comprises an inflatable hollow umbrella handle, an inflatable hollow umbrella cover, and an inflatable valve; wherein the inner spaces of the umbrella handle and the umbrella cover are interconnected, while inflatable valve is posit... | 03/12/2002 |
| 6318390 | Inflatable umbrella An inflatable umbrella for providing an umbrella that can be carried in one's pocket or purse. The inflatable umbrella includes a flexible and foldable sheet of material having a central portion and a perimeter; and also includes a hub air chamber being s... | 11/20/2001 |
| 6237615 | Disposable umbrella An umbrella having a molded handle, a translucent telescopic center shaft, and a plastic dome. When opened the umbrellas's dome is supported by a series of flexible plastic spokes with living hinges. The plastic dome is attached to the spokes by heat weld... | 05/29/2001 |
| 5894855 | Umbrella An umbrella features a rigid structural stem for supporting a canopy. The rim of the canopy is inflatable, thus providing a circular shape to the canopy periphery. The canopy is made of a flexible material, such as cloth, plastic, canvass or combinations ... | 04/20/1999 |
| 5725004 | Supported canopy The present invention provides a canopy operator for a supported canopy structure of the type having a support structure and an openable canopy attached to the support structure. The canopy operator comprises a conduit and a plurality of support ribs exte... | 03/10/1998 |
| 5699818 | Personal safety system A lightning shield reduces the chance for a direct hit on a person by placing an inverted hemispherical dome over the person's head and shoulders. The dome has a conductive covering, preferably a wire mesh. The dome thwarts ground leaders from completing ... | 12/23/1997 |
| 5464034 | Pocket-portable rain covering A pocket portable rain covering for use in covering the entire body of a user. The device is comprised of an inflatable cap for placement atop the user's head and a curtain extending downward from the perimeter of said cap member such that a cylinder is p... | 11/07/1995 |
| 5421354 | Frameless umbrella and canopy A self-supporting umbrella canopy has a high strength-to-weight ratio and the ability to compactly fold flat. The umbrella canopy uses a series of collapsible, closed cross-section cells to provide its support and to provide weather protection for a perso... | 06/06/1995 |
| 5123434 | Individual protective canopy A protection canopy for an individual including a nonporous sheet, an inflatable tube about the periphery of the sheet and extending diametrically of the sheet and a compressed gas cartridge. The sheet is attached centrally to a pack and may be folded int... | 06/23/1992 |
| 5103848 | Sunshade umbrella An apparatus including a central post mounting an umbrella to minimize heat and light directed to an individual while permitting flow of air therethrough. The apparatus includes a central support column with a downwardly directed concave canopy. The canop... | 04/14/1992 |
| 5040555 | Inflatable umbrella An inflatable umbrella includes an inflatable canopy member made of first upper and lower sheets and having a central portion, a plurality of elongated air compartments which extend radially from the central portion and which are spaced apart from each ot... | 08/20/1991 |
| 4870983 | Inflating article with integrally associated pump The invention provides an inflatable article which comprises an inflatable envelope having an enclosing wall made of a flexible heat sealable material, and a pump means having an enclosed pump housing made of a flexible heat sealable material, the enclose... | 10/03/1989 |
| 4766920 | Internal action improved gas powered umbrella A device is disclosed whereby both the opening and the closing of a device commonly known as an umbrella is accomplished automatically.... | 08/30/1988 |
| 4747422 | Pneumatic umbrella This invention relates to a pneumatic umbrella especially one of which the plunger in the middle section of the barrel will force the air to flow from the lower chamber to the upper chamber through the throttle valve and cause the piston in the upper sect... | 05/31/1988 |
| 4643210 | Inflatable umbrella An inflatable umbrella consisting of canopy and handle which may be folded and conveniently carried about on the person and which has in its handle a compartment for a cartridge which can emit a pressurized gas for inflating the umbrella and has air passa... | 02/17/1987 |
| 4523601 | Double action umbrella A device is disclosed whereby both the opening and the closing of a device commonly known as an umbrella is accomplished automatically.... | 06/18/1985 |
| 4385582 | Inflatable device to close a hull breach A portable device for closing a breach in a boat hull from the inside or the outside which includes an inflatable shallow dome sortable in a cylindrical form and automatically inflatable by the use of a self-contained cartridge to cause expansion into a n... | 05/31/1983 |
| 4370994 | Inflatable umbrella and method of fabricating the same An inflatable umbrella is provided which may be collapsed and retained in the form of a small easily carried package when not in use, and which may be rapidly inflated to an operative configuration by the breath of the user or other air source. The umbrel... | 02/01/1983 |
| 4068675 | Inflatable umbrella An inflatable umbrella comprising a flexible canopy having at least one enclosed space adapted to be filled with a fluid for inflating the umbrella to an open condition. A self-contained compressible reservoir containing a fluid supply communicates with t... | 01/17/1978 |
| 3954117 | Inflatable umbrella A pocket-sized inflatable umbrella of the type primarily intended for disposal after a single use including a thin flexible plastic sheet having air passages formed therein, wherein the sheet is dimensioned and configured to substantially define a hemisph... | 05/04/1976 |
| 3951160 | Ball umbrella A ball type umbrella covering the head and extending below the top of the shoulder line being held in place by a draw string arrangement. The umbrella device is double layered with means of inflation thereof providing optional inflating means at two point... | 04/20/1976 |
