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Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 7690126 | Adjustable carpenter's measuring tool A measuring tool for use particularly in carpentry combines the features of a square, a level and a bevel tool into a single device. The measuring tool includes a handle which supports a slide rule at one end and a pitch slide which can be adjustably positioned with... | 04/06/2010 |
| 7337550 | Combination square Novel combination squares for magnetically retaining a magnetic rule-type blade in a blade retaining slot. Novel combination squares including an L-shaped rule-type blade. ... | 03/04/2008 |
| 7335167 | Posture realignment system A software system and apparatus for the collection of various measurements of the human body representing deviations from an ideal posture in several planes of motion relative to the body. A specially designed apparatus enables the correct measurements, while the so... | 02/26/2008 |
| 7299560 | Multi-purpose tool A multi-purpose tool includes a graduated extension pivotably and lockably connected to a leveling extension. The graduated extension includes graduations for measuring length, angles, pitch, or a combination of these measurements. Angles may also be measured with a... | 11/27/2007 |
| 7269909 | Rafter layout tool A rafter layout tool for facilitating the layout of ridge cut, bird's mouth, seat cuts, fascia and soffit for the common hip, valley rafter cuts comprising a protractor member, measurement indicator arm and 90 degree arm and move up and down and side to side for dif... | 09/18/2007 |
| 7254855 | Multi-purpose hand tool and scribing apparatus utilizing multi-purpose hand tool A multi-purpose hand tool has a first member having a first portion and a second portion. A second portion member is slidably and pivotally coupled to the second portion of the first member. A coupling assembly pivotally couples the second member to the second porti... | 08/14/2007 |
| 7254898 | Multi-purpose speed square A multi-purpose framing square has an elongate blade having a T-shaped slot with an L-shape at the base of the T-shaped slot. A handle has a top end has a handle thumbscrew hole. The handle is boltably attached through the handle thumbscrew hole to the blade through... | 08/14/2007 |
| 7243436 | T-bevel plumb tool A t-bevel plumb tool configured for identifying and placing a plumb line has the components typical of a t-bevel, namely a handle and a blade that pivotally attaches to the handle, and a plumb indicator that, in one embodiment, removably attaches to one end of the b... | 07/17/2007 |
| 7204031 | Telescoping T-square The telescoping T-square has a crossbar or cross-member and an extendable shaft or leg. The cross-member is a relatively short bar having a pair of parallel runners longitudinally extending across the length of one surface of the bar and a slot defined through the b... | 04/17/2007 |
| 7188427 | Multi-task protractor A multi-task protractor apparatus having the capabilities of a rotating protractor, adjustable triangle, ruler, miniature leveler, framing square and roof angle finder is disclosed. The multi-task protractor accurately measures angles and slopes and provides two str... | 03/13/2007 |
| 7181855 | Methods and devices for enhancing intensity of on-surface lines cast by laser line projectors or the like Given a situation where a projected laser line appears to have terminated or faded as it intersects with a work-surface (e.g., a wall), a fan-out redirecting means is used to capture and redirect energy radiating above and parallel to, or radiating away from the giv... | 02/27/2007 |
| 7159328 | Measurement gauge incorporating a level Apparatus 10 discloses a handle 32 for manipulating the device and an extending rule portion 18 having a series of markings or measurements 26 embossed along its edge serving as a base of spacing measurement for a pivotally mounted swing ... | 01/09/2007 |
| 7082692 | Adjustable multifunction ruler An adjustable ruler includes two elongate ruler members and an adjustable clamping member. Each of the ruler members includes a longitudinal slot, outwardly facing channels along opposite sides of the slot, parallel longitudinal sides, and measuring indicia marked a... | 08/01/2006 |
| 7073270 | Impact-absorbing end caps for levels An impact-absorbing level is disclosed. The level comprises a body including a level face for measuring a surface, a vial mounted in the body at a predetermined angular relationship to the level face, and a first end cap fixed with respect to the first end, the firs... | 07/11/2006 |
| 7043849 | Multifunction caliper instrument for the arts A multifunction instrument comprising four movable parts, including a first leg 12, an identical second leg 14, a pointer arm 16, and a connecting arm 18. Pointer arm 16 and connecting arm 18 are permanently but pivotally co... | 05/16/2006 |
| 6978550 | Protractor and ruler combination A protractor and ruler combination includes a main ruler having a side formed with a protractor, a secondary ruler rotatably mounted on the main ruler, and an auxiliary ruler having a side secured on the secondary ruler, so that the secondary ruler is moved in conce... | 12/27/2005 |
| 6963941 | High speed bus topology for expandable systems A high-speed short-loop bus topology that routes the bus into a first expansion connector and out of a first expansion card inserted within the connector is disclosed. The bus is not routed out of the first expansion connector. Instead, the bus is routed from the fi... | 11/08/2005 |
| 6954990 | Angle measuring device A measuring device is provided for carpenters, roofers and other tradesmen. The device is made of relatively lightweight plastic and has a variety of uses. The elongated base is rectangular in cross sectional and includes a scale for measuring distances along one si... | 10/18/2005 |
| 6941605 | Multi-purpose hand tool and scribing apparatus utilizing multi-purpose hand tool A multi-purpose hand tool has a first member having opposite main surfaces and an elongated slot extending through the the main surfaces. A second member is slidably and pivotally coupled to one of the main surfaces of the first member. The second member has opposit... | 09/13/2005 |
| 6839974 | Multi-function layout square with laser A multi-function layout square of modular construction having a laser that is capable of performing multiple functions is disclosed. The multi-function square has a metallic outer casing with magnetic properties, with a protractor plate slidably, pivotally, and remo... | 01/11/2005 |
| 6829837 | Miter angle indicating tool A miter angle indicating tool includes three members that are pivotally attached. The miter angle indicating member is adapted to display the miter angle in or around a corner requiring a miter joint, or to display the bisecting angle of an object. Once the required... | 12/14/2004 |
| 6796046 | Miter cut, plumb cut, and seat cut angle finding system A miter cut, plumb cut, and seat cut angle finding system has a handle, a spacing block with a pair of attachment holes there through, a pair of coupling pins, a rotatable straight blade and a knurl ended coupling screw. The handle has a plurality of plates. Each pl... | 09/28/2004 |
| 6722050 | Bend-angle measuring device A bend-angle measuring device used to measure the bend angle of bent tubular components. The bend-angle measuring device makes use of a combined linear and rotational motion of a movable arm to gain access to numerous bent configurations. ... | 04/20/2004 |
| 6543144 | Multipurpose tool A multipurpose tool for use by woodworkers or the like and which includes a body portion having end walls and first and second pairs of opposed side walls, with a plurality of level indicating means, at least one magnet recessed in the body portion, and a... | 04/08/2003 |
| 6505410 | Weld gauge An adjustable gauge having special attention to measuring the dimensions of a fillet weld. The gauge includes a first plate that is rectangular in shape and terminates in an edge which transverses one corner, and a second plate that is circular in shape. ... | 01/14/2003 |
| 6260283 | Multi-functional carpentry tool A multi-functional carpentry tool includes a base plate having opposed front and back major surfaces, and at least one side edge bearing surface perpendicular to the front and back surfaces. A pivot ruler is secured to the base plate and extends across an... | 07/17/2001 |
| 5446969 | Combination square and multi-purpose hand tool A combination square and multi-purpose hand tool can be utilized as a large number of hand tools including a square, bevel square, stud and ceiling strapping spacer, clamp, caliper, string tender, and scribe. A first L shaped member includes a blade porti... | 09/05/1995 |
| 5359782 | Compound sliding bevel square An apparatus for measuring compound angles. This apparatus makes use of the standard T-bevel square, which is capable of measuring only a single angle. The invention is a compound angle blade with a split collet joint. The compound blade attaches by repla... | 11/01/1994 |
| 4776250 | Square for glass cutting A square for glass cutting has a triangular shaped phenolic plastic body having a head supporting base member, a straight edge, and a straight edge strengthening member. The base member has a plurality of apertures having diameters of a first dimension. A... | 10/11/1988 |
| 4761890 | Adjustable carpenters measuring tool A measuring tool for use particularly in carpentry combines the features of a square, a level and a bevel tool into a single device. The measuring tool includes a clevis-like handle which supports a slide rule at one end, and a pitch slide which can be ad... | 08/09/1988 |
| 4637142 | Universal adjustable weld gauge A gauge for measuring or checking the dimensions of a weld, as well as many workpiece dimensions. The gauge comprises a pair of generally rectangular plates which are slidably secured together. One plate has a removed corner protion and the two plates are... | 01/20/1987 |
| 4554746 | Self-locking-and-measuring ruler for computer-printout forms The present invention provides a self-locking-and-measuring, straight-edge apparatus designed to allow one to very accurately draw spaced parallel lines, particulary horizontal ones, the straight-edge being especially designed for ruling computer-printout... | 11/26/1985 |
| 4348815 | Multi-purpose square A pair of first and second elongated arms are provided and the arms include corresponding base and free ends. Pivot structure is provided and pivotally connects the base ends of the arms together for relative 360° angular displacement and the pivot struc... | 09/14/1982 |
| 4267642 | Angle gage mechanism An angle gage mechanism is disclosed for use in measuring angles of surfaces in a workpiece usually requiring more than one conventional tool at the present time. This invention is capable of performing the most used functions of at least five conventiona... | 05/19/1981 |
