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| Number | Title | Issue Date |
| 7418787 | Cutting mat A cutting mat comprises: a baseboard defined with an assembling hole and at least one notch on a side of the assembling hole, a positioning member detachably disposed in the assembling hole, and a cutting board. The positioning member includes a circular body and at... | 09/02/2008 |
| 7311665 | Bio-information sensor monitoring system and method A bio-information monitoring system passively monitors a patient with a remote portable bio-information unit that takes various bio-information measurements at selected time intervals as well as at random times without patient intervention. The measurements are conv... | 12/25/2007 |
| 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 |
| 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 |
| 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 |
| 6557601 | Mechanical stop system An expandable mechanical stop is provided for positioning a workpiece during woodworking or other operations. The mechanical stop includes a positioning body which is adjustably attached to a track, the track having a vertical face that abuts an edge of t... | 05/06/2003 |
| 5038486 | Miter gauge Miter apparatus for use with a cutting tool having a table top containing an alignment groove. The miter apparatus includes a guide bar adapted to slidably fit in the alignment groove, a head assembly pivotally secured to the guide bar, and a telescopic f... | 08/13/1991 |
| 4562649 | Adjustable carpenter square An adjustable carpenter square for use in determining the relative angles between two predetermined points defined by a pair of longitudinal extensions pivotally attached together at one end.... | 01/07/1986 |
| 4514909 | Miter gauge An improved miter gauge having means for establishing the angle of a workpiece relative to a tool such as a table saw, with increased resolution and accuracy. The miter gauge includes a guide bar adapted to slidingly engage a groove in the tool. A referen... | 05/07/1985 |
| 4446627 | Arrangement in angle rulers for improving fixture of an angularly adjustable blade of said rulers to the stock thereof in selected blade positions relative thereto In an arrangement in angle rulers for improving the fixture of an angularly adjustable blade (10) of said rulers to the stock (11) thereof in selected angular positions relative thereto, the stock (11) comprises a rectangular hollow section having a later... | 05/08/1984 |
