Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 5220507 | Land vehicle multiple navigation route apparatus Land vehicle multiple navigation route apparatus (10) includes a computer (11) for calculating at least first and second navigation routes (1, 2, or 3) between start (72) and destination (73) locations. Both routes are preferably visible to the vehicle op... | 06/15/1993 |
| 5197009 | Apparatus for and method of creating delivery route maps Apparatus for employing a computer program through a console having a touch screen operated CRT and related memory to produce a route map with customer address, delivery route instructions and directions on an area map which relates the location of the st... | 03/23/1993 |
| 5187667 | Tactical route planning method for use in simulated tactical engagements A method that may be implemented in software, that selects tactically sound paths for vehicles from an initial position to a goal position across a piece of terrain. The method searches through possible paths before selecting a desired path. It calculates... | 02/16/1993 |
| 5170353 | Bucket-oriented route planning method, and navigation system comprising a route planner for carrying out such a method A method of planning optimum routes on the basis of successively selected sub-sets of the total topographical and traffic information, so-called buckets, which method anticipates which buckets will be of importance in the near future for the calculation o... | 12/08/1992 |
| 5168452 | Route exploration method of navigation apparatus In a navigation apparatus for setting a route from a designated departure point to a destination and providing guidance along the route, there are provided, as map data used in route exploration, node data [FIG. 15(b)] comprising position information and ... | 12/01/1992 |
| 5107433 | Method of inputting starting and destination points into navigation systems A method inputting starting and destination points into an electronic navigation system for motor vehicles in which relevant data of street system maps comprising a street identification character and reference point coordinates with assigned house number... | 04/21/1992 |
| 5103400 | Destination guidance method of vehicle navigating A navigating apparatus which outputs information for guidance to a destination comprises an input device (1) for inputting a destination and a present position, a memory (4) in which guidance information is stored, an arithmetic unit (2) for determining o... | 04/07/1992 |
| 5072395 | Navigation system with easily learned destination selection interface A navigation system having a destination selection input mechanism that can be readily and rapidly used by an inexperienced user. The display (103) and user input (102) are physically configured and controllably intercoupled to support the conveyance of a... | 12/10/1991 |
| 5067081 | Portable electronic navigation aid A portable electronic navigation apparatus and method utilizes universal latitude and longitude coordinates of geographic points and landmarks for determining current location or a specific destination and the distance and bearing thereof relative to land... | 11/19/1991 |
| 4962458 | Route planner device A route planner comprises a control unit, a working memory and a storage memory in which a topological road network is stored in the form of at least one n-cell table. For the planning of a route between a starting point and a destination point a set of c... | 10/09/1990 |
| 4954958 | Directional information system The present invention relates to a method and system for enabling a user to determine a desired geographical route between supplied locations. To this end, a means is employed for supplying to a central processor information identifying geographic locatio... | 09/04/1990 |
| 4951211 | Electronic guiding and information system for traffic An apparatus (40) codes and stores cartographic data and general information relative to an area. A storage apparatus (31) transfers them after payment to memory media (1). An inboard apparatus (2) receives memory media, selects a route and provides drivi... | 08/21/1990 |
| 4926336 | Route searching system of navigation apparatus A route searching system having node data 3 representing information on positions and attributes of the same, intersection data 1 representing information on intersections, road data 2 representing information on roads, and a route searching section 4 for... | 05/15/1990 |
| 4812990 | System and method for optimizing aircraft flight path A system and method for determining the optimal path for an aircraft to fly from a first position to a second position so that the aircraft heading at the second position is within preselected minimum and maximum heading limits. A two-dimensional referenc... | 03/14/1989 |
| 4642775 | Airborne flight planning and information system A flight planning system for obtaining flight plans and/or weather information is provided with a portable computer having a display unit, keyboard, memory, built in modem and a built in disk drive that can be connected via telephone lines to a ground bas... | 02/10/1987 |
| 4570227 | Portable map display apparatus A portable map display apparatus stores, in a memory, features of a plurality of points on a given map and features of routes connecting such points and, on receiving input signals concerning a given point of start and a given destination, sequentially di... | 02/11/1986 |
| 4546439 | Method and apparatus for determining route from a present location to a desired destination in a city The present invention relates to a method and apparatus for enabling a traveler to determine the correct route from his present location to a desired destination in a city. To this end, the traveler enters information identifying his desired destination i... | 10/08/1985 |
| 4521857 | Aviation weather information dissemination system An aviation weather information dissemination system and method involves regional weather-information accumulating and interpreting stations (12A-O) located throughout a geographic area (10). Each regional weather-information and interpreting station comm... | 06/04/1985 |
| 4437085 | Route mapping device A route mapping device comprising a transluscent map and a plurality of first light conducting fibers, the ends of which are disposed at points behind said map corresponding to locations of customers to whom deliveries may be made. Switching circuitry whi... | 03/13/1984 |
| 4413316 | Data processing system for pre-planning the flight of an aircraft A data processing system for pre-planning the flight of an aircraft includes a plotting board arranged to supply position coordinates of selected points on a route to a processor. Other inputs to the processor provide details of known aircraft parameters ... | 11/01/1983 |
| 4301506 | Auto routing computer for eliminating the need for maps or travel instructions A routing computer is provided for eliminating the use of maps or oral or written instructions by the operator of a vehicle who wishes to travel from a given point of origin over a selected route terminating in an ultimate destination, such computer inclu... | 11/17/1981 |
| 4220994 | General purpose navigation aid device A device for assisting a pilot in the navigation of a small aircraft which comprises a micro processor with a keyboard input device, a cathode ray tube as output and a mini-disc memory. The device is housed in a portable package which can be installed in ... | 09/02/1980 |
