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| Number | Title | Issue Date |
| 7350312 | Dot marks the spot Markers for mounting objects such as picture frames, mirrors, shelves and the like, to desired locations on a wall type surface without causing unnecessary holes to the wall surface. The markers can include target patches with target indicia such as crossed hairs, a... | 04/01/2008 |
| 7287332 | Airplane pilot aid A pilot aid that includes a sheet material having indicia thereon indicative of a plurality of predetermined flying parameters including at least wind velocity and direction. A plurality of indicia wheels are each separately mounted from the sheet material and each ... | 10/30/2007 |
| 7284334 | Geometrical layout system for establishing dimensions from a fixed point to specifically targeted architectural, structural, mechanical or site locations A geometrical layout tool and method for locating a plurality of target points spaced apart over a particular area from a single reference point located within that area which is defined by the intersection of mutually perpendicular lines. A template placed over the... | 10/23/2007 |
| 7191530 | Compass assembly A compass assembly includes a tape measure apparatus that includes a housing and a tape measure removably extendable outwardly of the housing. A disc has a top side, a bottom side and a peripheral edge. The disc has a centrally located opening extending therethrough... | 03/20/2007 |
| 7089679 | Measuring apparatus and method therefor An apparatus for measuring linear distances comprising a wheel to be rolled along a surface to be measured, wherein the wheel comprises a plurality of incremental line markers to facilitate measurement of selected intervals, and wherein the wheel is maintained withi... | 08/15/2006 |
| 7043850 | Transparent measuring device with seam allowance guide A transparent measuring device having a planar structure, a plurality of markings, at least one window, and a seam allowance guide. The planar structure has an upper surface and a lower surface, and the markings are formed on the lower surface of the planar structur... | 05/16/2006 |
| 6950731 | Traffic pattern approach computer A mechanical computer used in tandem with a GPS to approach, enter and fly the traffic pattern of any uncontrolled airport. Pilots must navigate to a relatively small area or approach point before entering the traffic pattern of an uncontrolled airport. While airpor... | 09/27/2005 |
| 6658746 | Navigation plotter A navigation plotter is made of a thin, flexible, transparent, light weight plastic with a straight-edge. The straight-edge has a distance scale. There is an reference point at the mid-point of the distance scale used to determine true course. The remaind... | 12/09/2003 |
| 6038777 | Method and apparatus for sight reduction A sight reduction apparatus includes a sextant, a processor, and a nautical almanac, preferably all provided in an unitary housing. The sextant includes a fixed telescope which is pointed at a known celestial body, and a radial arm is moved against an arc... | 03/21/2000 |
| 6026579 | Foldable geostationary satellite antenna pointing guide and method In a preferred embodiment, a foldable geostationary satellite antenna pointing guide (FIG. 4, 40), comprising: at least a first panel (42) including on a front surface thereof a first portion of a world map; a flexible transparent overlay panel (50) attac... | 02/22/2000 |
| 5983509 | Marine navigation device Device for positioning and orienting a boat on a navigational chart by data supplied by a communication via satellite (Global Positioning system), more commonly designated G.P.S., comprising two superposed disks, one serving as lower protractor (D1) provi... | 11/16/1999 |
| 5977922 | Satellite antenna alignment device A satellite antenna alignment device is described for use with a satellite antenna to enable the satellite antenna to be aligned with respect to a particular satellite. The alignment device is operatively secured to the support arm of the satellite antenn... | 11/02/1999 |
| 5894674 | Method and apparatus for determining direction A map is provided for indicating the direction of a fixed point (S), such as a sub-satellite point, from any point (P) within a specified area which is a substantial fraction of the earth's surface. The map projection is such that the actual direction to ... | 04/20/1999 |
| 5833467 | VOR flight instructional aid and method of use A VOR flight instructional aid and methods for its use are described herein. Said instructional aid comprises a base, a course indicator arm pivotably connected to said base, and a physical representation of an aircraft connected to the end of the course ... | 11/10/1998 |
| 5819426 | Aid for navigation, positioning and/or orientation An aid for navigation, positioning and/or orientation, said aid comprising a transparent plate (1) comprising a straight first edge (5); a straight second edge (7) which is at right angles against the first edge, a longitude line (4) which has been drawn ... | 10/13/1998 |
| 5553387 | Aircraft holding pattern wind compensator A navigational computer for correcting for wind drift effect experienced while flying an aircraft's holding pattern, and for properly orienting any holding situation at both station and intersection fixes using only the standard-procedure holding instruct... | 09/10/1996 |
| 5404648 | Navigational plotter A navigational plotter consisting of a triangular shaped navigational plotter, having two angle members and a rounded third corner employing a compass rose and a central orientation point for use as a navigation aid in combination with LORAN computerized ... | 04/11/1995 |
| 5265344 | Relative motion pinwheel An apparatus for visualizing relative motion between two moving objects in two-dimensional plane is provided. A planar base has a first compass rose printed thereon. Rotatably attached to the center of the first compass rose is a means for indicating a pr... | 11/30/1993 |
| 5241754 | Navigational aid for use with a map, chart, or the like A pair of members (8) and (9) are joined by a pair of parallelograms (11) and (13) and when the members (8) and (9) are semi-circular in shape, they provide an apparatus and method whereby they may be positioned adjacent each other to form a circular memb... | 09/07/1993 |
| 5214855 | Instrument flight navigational apparatus and method An instrument flight navigational apparatus includes a flat board having a center hole and indicia displayed on a front face relative to the center hole, a circular holding pattern template of transparent material and having a center hole and indicia disp... | 06/01/1993 |
| 5167076 | Map reading and plotting instrument A map reading and plotting instrument for use with a scaled map having a declination diagram. The instrument includes a first transparent disc with a scale provided adjacent its periphery and a second transparent disc coaxially aligned with the first disc... | 12/01/1992 |
| 5167072 | Directional plotter for underwater searches A directional plotter for underwater searches, land searches, land orienting, or the like includes a pair of first and second relatively rotatable discs with the first disc including first, second and third concentric sets of compass degrees in radially a... | 12/01/1992 |
| 5105544 | Geographical location pinpointer A geographical location pinpointer comprises a map having a set of spaced indicia located along its periphery, and a locator device including a linearly extending, radial arm and at least one curved arm both of which are movable with respect to the center... | 04/21/1992 |
| 5012586 | Plotting and drafting apparatus with magnetic guide A plotting and drafting apparatus comprises a drawing implement having a body, a rule portion and a device for connecting the rule portion to the body. The body has a first surface and a first generating device for generating a first series of juxtaposed ... | 05/07/1991 |
| 5007174 | Topographic measuring device A measuring device for topographic sheets includes top and bottom transparent arms that pivot relative to a connecting pivot. A plurality of different distance scales on each arm provide for measuring the distance between two points on a topographic sheet... | 04/16/1991 |
| 4969271 | Map reading and plotting instrument The map reading and plotting instrument comprises two transparent discs coaxially held together by a hollow fastener for rotary motion relative to each other and two transparent arms disposed between and extending radially of the discs and secured by the ... | 11/13/1990 |
| 4941264 | Device for reading directly from a chart the heading to be followed by an air or sea-going vehicle A device is provided for directly reading from a chart the heading to be followed by an air or sea-going vehicle, comprising a disk with, at its periphery, a circular coaxial graduation of the "compass card" type movable in rotation with respect to this d... | 07/17/1990 |
| 4907348 | Navigational tape measure-type apparatus A tape measure-type apparatus including a teardrop-shaped housing having a hollow interior. The housing has a rounded rear portion for storing a self-biased steel strip adapted to wind itself into a coil within the hollow interior of the rounded portion. ... | 03/13/1990 |
| 4879812 | Aerial map navigational aid A pair of transparent pressure sensitive stick-on film disks in the form of compass roses and a pair of transparent film VOR arms are removably attached to the center of the roses by cooperating male/female snap mechanisms. The VOR arms can be manually ro... | 11/14/1989 |
| 4866852 | Aeronautic chart removably attachable course and position locator An aeronautic chart course and position locator is removably attachable by means of an adhesive backing to an aeronautic chart. The locator is made from a clear supple polymer film and comprises a 360 degree compass rose and a rotatable course and mileage... | 09/19/1989 |
| 4802283 | Heading and distance measuring device and method A navigation device comprises a flat substrate, a compass rose carried on the substrate, an elongated cord affixed at one end to the center of the compass rose and at least one linear distance scale on the substrate having its origin coincident with the c... | 02/07/1989 |
| 4715127 | Ruler for measuring angles between an oriented axis and a vector A device for measuring angles between an oriented axis and a vector is provided in the form of a flat plate of transparent material having at least two straight parallel edges and an arrow situated on the plate and parallel with said the edges; the plate ... | 12/29/1987 |
| 4512087 | Navigational aid device A navigational aid device of the type comprising a disc supporting a map, especially a chart, a protractor being movable over said map, a first carrier movable in the longitudinal direction of said disc, and a second carrier which is movable on said first... | 04/23/1985 |
| 4499665 | Course correction calculator A novel course correction calculator, consisting of a sheet of transparent material 1 with inscribed reference line 2, centering points 3 and 4, radial lines 5 and 6, circular arcs 7 and circles 8, is provided whereby a heading correction and a speed corr... | 02/19/1985 |
| 4491724 | Course and heading computer A course and heading computer for use with marine charts which includes a transparent planar baseplate having a semicircular edge at one end joined with rectangular edges at the opposite end, the straightedge parallel to the shorter dimension of the basep... | 01/01/1985 |
| 4442605 | Dead reckoning navigation instrument A dead reckoning navigation instrument, consisting of magnetically connected components, for navigation watercraft between known waypoints. A trackline on a transparent trackline plate connects the waypoints. A direction line on a transparent direction li... | 04/17/1984 |
| 4426789 | Navigation position plotter A navigation position plotter for determining the navigation coordinates of a point on a navigation chart and plotting the position of a point on the navigation chart. A plate bearing navigation scales divided into increments between two spaced grid lines... | 01/24/1984 |
| 4359628 | Navigational aid A navigational aid device comprising three concentrically mounted relatively moveable scales and at least one centrally mounted rotatable arm defining a moveable radial line intersecting the scales and their axis of rotation, at least the central portion ... | 11/16/1982 |
| 4347669 | Navigational calculating device This disclosure relates to a new navigational calculating device which provides a mechanical means of solving position finding problems by solving a plane right triangle. It is an alternative to traverse tables, trigonometric formulas, and chart plotting ... | 09/07/1982 |
| 4337577 | Declination transposer A direct reading map plotter for converting grid values to magnetic values and vice versa without having to perform arithmetic calculations. The plotter includes a transparent base having a recess formed therein in which is rotatably supported a transpare... | 07/06/1982 |
