Celebrity Inventors
Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 5515812 | Cat litter box with removable litter screen A pet litter box includes a waterproof pan having a closed bottom, diverging walls and an open top bounded by a rim, a rack having a liquid-permeable planar portion and a plurality of hangers including inverted-U bights which extend over the rim of the pa... | 05/14/1996 |
| 5480113 | Waste bag holder A waste bag holder includes a frame mountable on a support such as a cupboard door. The frame has inwardly projecting hooks from which the bag is suspended. A lid mounted between the frame sides defines a small rear mouth portion and a larger front mouth ... | 01/02/1996 |
| 5447393 | Building construction methods and materials A wide sheet pile for the formation of buildings folded or formed from a metal plate or plates or by joining modular panels. The sheet pile is of corrugated form having upper and lower webs and joined by an inclined flange and provided on opposite sides w... | 09/05/1995 |
| 5426855 | Safety utility knife An improved safety utility knife has a hollow handle and a blade which is normally retracted within the handle, but can be extended by squeezing an operating lever. The lever is connected to the blade holder by a toggle linkage having a rearmost pin secur... | 06/27/1995 |
| 5421461 | Panning apparatus Panning apparatus for separating gold or other minerals or gemstones from soil, gravel or other like materials, the apparatus including a main frame and a secondary frame which supports an upper separating tray assembly and a lower separating pan. The sec... | 06/06/1995 |
| 5416957 | Impact cushion for seat belt latch An impact cushion for a seat belt latch includes a sleeve of a latex rubber material sized to slide lengthwise over a female seat belt connector, with an interference fit. The front side of the sleeve has an opening in a position corresponding to the rele... | 05/23/1995 |
| 5398983 | Gripping apparatus Gripping apparatus for gripping articles or objects such as refuse bins including a support frame carrying a first pivotally mounted arcuate support arm carrying a flexible element and a second pivotally mounted arcuate support arm carrying a flexible ele... | 03/21/1995 |
| 5381679 | Vehicle steering wheel anti-theft devices An anti-theft device (40) for attachment to a vehicle steering wheel having an elongated tubular member (451), a sleeve (45) slidable along the member (41) and an arm (51) telescopically received in the member (41) and coupled to the sleeve (45). The slee... | 01/17/1995 |
| 5351400 | Converting and reinforcing vehicles A method for converting a vehicle from a sedan form to a convertible form and reinforcing the vehicle, the vehicle having a door opening with hinge mounts for the normal door hinges on one side of the door opening and a latch mount for a door latch on the... | 10/04/1994 |
| 5312148 | Ramp A tailgate ramp extends the tailgate with three hinged panels (13, 14, 15) able to fold out to a co-planar position whereat each hinge (51, 55) is braced by a system of struts (21, 26) and cables (22, 25) against opening past 180°. The cables (22, 25) an... | 05/17/1994 |
| 5309688 | Concrete slab penetration unit for pipes A penetration unit (10) for a concrete slab including a hollow housing (28) open at one end for receiving a service line or pipe (27), and provided at its other end with an enlarged opening surrounded by an annular flange (36) which enables connection of ... | 05/10/1994 |
| 5303474 | Safety utility knife An improved safety utility knife has a hollow handle and a blade which is normally retracted within the handle, but can be extended by squeezing an operating lever. The lever is connected to the blade holder by a toggle linkage having a rearmost pin secur... | 04/19/1994 |
| 5259762 | Oral appliance An oral appliance for repositioning the temporomandibular joint includes a base portion having a generally U-shaped form to follow the jaw and teeth of a user and front and rear flanges which define with the base portion upper and lower channels for recei... | 11/09/1993 |
| 5230197 | Adjustable space frames An adjustable space frame has upper and lower grids formed of longitudinal and lateral chords connected to vertical posts at nodal connection points. Tension braces interconnect the chords in the respective grids. By selective adjustment of the tension in the ... | 07/27/1993 |
| 5190329 | Hand actuated load lifting device A manual lifting aid having an elongated member provided with a hook at one end for engaging the load, and a handle assembly slidable along the elongated member. The handle assembly includes a handle and a locking member which is moved into engagement wit... | 03/02/1993 |
| 5179217 | Method of preparing photochemotherapic alkylangelicin compounds The alkylangelicins according to the invention are obtained starting from an umbelliferone, in which the 6-position is already substituted by an alkyl group; in such a way the 7-allyloxy or 7-acyloxy umbelliferone intermediates can form by transposition o... | 01/12/1993 |
| 5174535 | Cross-arm mounting bracket for poles The cross-arms (10) for electricity or telephone lines (13) are mounted on poles (11) by mounting brackets (12) so that the upper faces (17, 18) of the cross-arms (10) are inclined downwardly at approximately 45° to the horizontal. The lines (13) are car... | 12/29/1992 |
| 5173316 | Method for preparing fish bait A method and apparatus for preparing fish baits by subjecting raw fish or other marine or aquatic product to low temperature and low humidity for an extended period of time so that the body fluids pass out of the fish or marine product to leave a bait whi... | 12/22/1992 |
| 5172034 | Wide range dimmable fluorescent lamp ballast system The present invention and its related methods of operation provide a wide range dimmable high frequency lamp ballast system having a resonant circuit associated with each lamp or lamp set for providing a resonant frequency which is substantially higher th... | 12/15/1992 |
| 5151175 | System to automatically drain filter backwash water A system for providing filtered well water to a building includes a filter, an accumulator downstream of the filter, and an automatic backwash valve between the filter and the well. When the well pump is deactivated, the accumulator discharges its content... | 09/29/1992 |
| 5123551 | Dispensing and display apparatus Dispensing apparatus for business cards or the like articles including a plurality of dispensing units which are in the form of hollow housings for receiving a stack of cards, each housing having a slot through which the cards are dispensed. The housings ... | 06/23/1992 |
| 5113537 | Portable sleeping unit for children A portable sleeping unit for children includes a collapsible frame and a hammock supported thereby. The hammock comprises plural fabric panels sewn together along their edges, with a stay embedded in each seam, and a slide fastener for interconnecting the... | 05/19/1992 |
| 5105958 | Golfer's water bottle A water bottle and support assembly for a golf bag includes a retainer bracket, a hanger strap and retaining belt for mounting the retainer bracket on the golf bag, and a water bottle supported by the bracket. The retainer bracket has a front surface prov... | 04/21/1992 |
| 5054463 | Power spring bow An archery bow design in which a pair of flexible limbs are secured on opposite ends of a riser that defines a hand grip or handle, and wherein recoil assemblies at opposite ends of the riser are connected with a bow string to bias the string in a first d... | 10/08/1991 |
| 5042440 | Cylinder head for internal combustion engine A cylinder head for an internal combustion engine has a substantially greater height than conventional cylinder heads, and intake and exhaust ports which extend angularly upwardly in the head from the combustion chamber to a respective surface of the head... | 08/27/1991 |
| 5040452 | Fluid actuators A fluid actuator including a pair of hingedly interconnected members between which is located a fluid expansible element such as a bellows which may be expanded upon application of fluid pressure to cause pivotal movement of the hingedly interconnected me... | 08/20/1991 |
| 5040420 | Pressure responsive sending unit A condition responsive sending and indicating unit for sensing a condition and transmitting a signal representative of the sensed condition to an indicator at a remote location. The sending unit includes indicia for giving an indication of the sensed cond... | 08/20/1991 |
| 5033159 | Method of cleaning up spilled oil This invention provides a process for recovery of oil from non-oleophilic areas and surfaces such as rocks, beaches and shorelines by the use of hand-held vacuum nozzles connected to flexible tubing conveying the recovered oil to a first vessel from which... | 07/23/1991 |
| 5027991 | Trailer tire rack A spare tire and wheel support and holding structure for attachment to the undersurface of a conventional type trailer structure. A mounting frame for attachment to the trailer has a pair of depending plates, with the free ends of said plates being provid... | 07/02/1991 |
| 5026362 | Ostomy bag holder and cover An ostomy bag holder and cover of lightweight fabric material, comprises a waist encircling belt adapted to be adjustably secured about the waist of the user, and a pouch secured to the belt for holding and covering an ostomy bag, said pouch comprising a ... | 06/25/1991 |
| 5014583 | Push feed system for a saw A push feed system for feeding articles from one position to another, and particularly for feeding pieces to be cut to a jump saw, includes a computer-controlled drive means having a stepper motor connected to drive a double sided toothed belt in engageme... | 05/14/1991 |
| 5001147 | Photochemotherapic method of treating psoriasis by using methylangelicin compounds The alkylangelicins according to the invention are obtained starting from an umbelliferone, in which the 6-position is already substituted by an alkyl group; in such a way the 7-allyloxy or 7-acyloxy umbelliferone intermediates can form by transposition o... | 03/19/1991 |
| 4977768 | Pick-resistant axial split-pin tumbler lock An axial split-pin tumbler lock having a rotatable operating element and a fixed element configured to define a shear plane therebetween, and wherein aligned bores extend in the two elements on opposite sides of the shear plane, with specially configured ... | 12/18/1990 |
| 4976600 | Bread molders A bread moulder has a feed chute for receiving dough pieces and directing them between counter-rotating sheeting rollers for flattening the dough and delivering it to apparatus for working it between convergent runs of driven endless upper and lower belts... | 12/11/1990 |
| 4971545 | Bread molders A bread moulder has a feed chute for receiving dough pieces and directing them between counter-rotating sheeting rollers for flattening the dough and directing them between convergent runs of driven endless upper and lower belts. At the sides of the feed ... | 11/20/1990 |
| 4966071 | Bread molders A bread molder for working dough between convergent runs of driven endless roller-mounted upper and lower belts has the lower belt carried by an adjustment frame which can be moved to vary the spacing between the two belts. A pair of side shaping arms can... | 10/30/1990 |
| 4941858 | Combined turkey call with dual sounders This box type turkey call is a combination of two calls which share a resonance chamber. The first sounder is elastically engaged to work the arm actuator over the edges of the chamber walls and is pivotally mounted. The second sounder is a stylus with so... | 07/17/1990 |
| 4919942 | Method of manufacturing cheese The use of a high solids content medium for preparing cheese starter cultures is effective in conditioning the bacteria to enhance their ability to produce cheese from a high solids base. The ingredients of the medium include carbohydrates which are not f... | 04/24/1990 |
| 4914881 | Access flooring system A modular access flooring system (10) has triangular floor panels (11) supported at the corners by free-standing pedestals (12) which are laid on a base floor. Hemispherical projections (18) on the panels (11) engage in recesses (19) in the pedestals (12)... | 04/10/1990 |
| 4912896 | Beam/flooring system This invention relates to a pre-cast, prestressed hollow core beam unit for use in a two-way building system and is adapted to be supported in continuous spanning relationship on two or more building supports. The beam unit has floor panel supports along ... | 04/03/1990 |
