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| Number | Title | Issue Date |
| 8015720 | Mitre tool guide A tool and method for making precision cuts with conventional saws and other woodworking machines. The shape of an inside or outside corner of a construction, such as a wall construction, is obtained with the tool, and the tool is used to as a guide to set the blade... | 09/13/2011 |
| 7886452 | Mitre tool guide A tool and method for making precision cuts with conventional saws and other woodworking machines. The shape of an inside or outside corner of a construction, such as a wall construction, is obtained with the tool, and the tool is used to as a guide to set the blade... | 02/15/2011 |
| 7774947 | Mitre tool guide A tool and method for making precision cuts with conventional saws and other woodworking machines. The shape of an inside or outside corner of a construction, such as a wall construction, is obtained with the tool, and the tool is used to as a guide to set the blade... | 08/17/2010 |
| 7373727 | Adjustable angle and miter finder An apparatus for determining the angle between two adjacent objects such as the corner of a wall or the pitch of a roof, and the appropriate angle of a corresponding miter cut. The apparatus includes a base member that is configured in a substantially planar manner.... | 05/20/2008 |
| 7310884 | Adjustable golden section indicator and method for loci transfer An adjustable device to locate and transfer the positions of golden section points from a source image to a secondary surface, comprising a plurality of paired blades that are coupled to pivot at the golden section points that occur along the length of the blades an... | 12/25/2007 |
| 7047655 | Snap locking angle adjustable device, in particular a carpenter's square The invention is a snap locking angle adjustable device, particularly applicable to carpenter's squares. Carpenter's squares, being used in rough environment, must be simple to adjust while providing robust snap locking at high angle precision. Prior art attains thi... | 05/23/2006 |
| 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 |
| 6877238 | System for precision miter cutting A system for modeling a recessed or protruding angle formed by convergent surfaces and transferring that modeled angle directly to a miter saw for facilitating the cutting of workpieces in conformance with the bisection of that modeled angle. This system may be manu... | 04/12/2005 |
| 6604294 | Adjustable angle carpentry apparatus An adjustable carpenter's square for the quick and reproducible measurement of angles and radii. The adjustable carpenter's square includes a center bar that includes a set of indicia. The indicia are any appropriate set of graduations, which may include ... | 08/12/2003 |
| 6477782 | Device and method for gauging an angled surface and setting a tool to match the bisection of the angled surface A gauge device and the associated method of using the gauge device to set the cut angles of a carpenter's mitering tools. The device includes a handle that has a longitudinal axis. A first arm is pivotably connected to the handle. The first arm has at lea... | 11/12/2002 |
| 6141882 | Measuring instrument An improved measuring instrument for use with drawings employing different scales with indicia thereon; wherein, the measuring instrument includes a pair of elongated first and second instrument member arms having top walls and bottom walls and having opp... | 11/07/2000 |
| 4766675 | Angle measuring instrument An angle measuring instrument comprises, a multi-sided plate member which includes a first side and a second side that form an acute angle therebetween when they intersect, a third straight side that forms with the second side an obtuse angle when they in... | 08/30/1988 |
| 4527341 | Angle determinator of parallelogram type An angle determinator comprises four hingedly interconnected links. These links form jointly a parallelogram having its apexes constructed as pivot joints. At one of the apexes of the parallelogram the links are rotatably connected to a bar which is provi... | 07/09/1985 |
| 4267637 | Device for setting-up a baseball diamond A device useful for setting up a baseball diamond which comprises a central prong and two secondary prongs, which are positioned in such a manner so as to facilitate the positioning of first, second, and third bases as well as the pitcher's rubber on a ba... | 05/19/1981 |
