Patents
Sitemap › G01 - Measuring; Testing › G01C - Measuring distances, levels or bearings; Surveying; Navigation; Gyroscopic instruments; Photogrammetry or videogrammetry › G01C 21 - Navigation; Navigational instruments not provided for in groups
Patents for G01C 21 - Navigation; Navigational instruments not provided for in groups (52,650)
03/1982
03/23/1982US4320669 Two degree of freedom gyro having an axial gap permanent magnet motor
03/09/1982US4319218 Negative climb after take-off warning system with configuration warning means
03/09/1982US4318300 Low cost self aligning strapdown attitude and heading reference system
02/1982
02/24/1982EP0046198A1 Position indicating device
02/16/1982US4315693 Optical strapdown inertia system
02/09/1982US4315326 Inertial measurement underwater tracking system
02/09/1982CA1118067A1 System for transmitting airport weather information
02/09/1982CA1117786A1 Angular accelerometer stabilized pendulum
01/1982
01/27/1982EP0044777A1 Instrument for assisting a pilot in steering an aircraft
01/26/1982US4312577 Motor vehicle map display system
12/1981
12/29/1981US4308452 Monitoring the operation of a vehicle
12/22/1981US4306691 Stellar corrector
12/01/1981US4303978 Integrated-strapdown-air-data sensor system
11/1981
11/24/1981US4302758 Radar system for determining range and speed of an object
11/24/1981CA1113071A1 Strapped down attitude and heading reference system for aircraft employing skewed axis two-degree-of-freedom rate gyros
11/18/1981EP0040117A1 Polychromatic cathode ray tube and viewing device equipped with such a tube
11/17/1981US4301506 Auto routing computer for eliminating the need for maps or travel instructions
11/17/1981US4300390 Apparatus for determining positional coordinates utilizing the terrestrial magnetism as a directional reference
11/12/1981WO1981003235A1 Inertial instrument with a temporally digitized rebalance network
11/03/1981CA1111953A1 Vehicle guidance system
10/1981
10/13/1981US4294541 Bi-periscopic instrument for use in determining terrestrial positions through celestial observation
10/06/1981US4292854 Gyroscopic apparatus having three-axis inertial platform with rapid warm-up
10/06/1981CA1110059A1 Device for optic, preferably visual determination of a certain plane
10/01/1981WO1981002784A1 Apparatus for navigating by micromaps
09/1981
09/23/1981EP0036119A1 Vehicle localisation system
09/22/1981US4291373 Navigational information announcing system for motor vehicle
09/15/1981CA1109143A1 Marine cable location system
08/1981
08/28/1981EP0026205A4 Gyro-compass.
08/18/1981US4283861 Plotting device
08/11/1981US4283763 System for graphic representation of vessel's position on Mercator map
07/1981
07/21/1981US4280188 Survivable redundant vector sensors for systems with differing maximum output requirements
06/1981
06/30/1981US4276561 Earth photo globe
06/30/1981US4275605 Acceleration sensitive gyroscope stabilized platform
06/23/1981US4274204 Aircraft traffic pattern computer
06/09/1981US4271596 Instrument and method for determining map coordinates
05/1981
05/19/1981US4267988 Snap-lock mechanism for high-g platform
05/19/1981CA1101521A1 Itinerary following device for a vehicle
05/12/1981CA1101123A1 Aircraft pitch attitude signal generator
05/05/1981CA1100605A1 Momentum biased active three-axis satellite attitude control system
04/1981
04/22/1981EP0027232A2 Autarkie navigation device for road vehicles
04/21/1981US4263657 Electronic trip meter for an automotive vehicle
04/21/1981US4262861 Inertially decoupled strapdown system
04/15/1981EP0026776A1 Process for providing a guiding device on predetermined paths and device so obtained
04/08/1981EP0026626A2 Autonomous navigation system
04/08/1981EP0026205A1 Gyro-compass.
04/07/1981US4260254 Compact boresight tester for laser designators
03/1981
03/31/1981US4258578 Floated, internally gimballed platform assembly
03/24/1981US4257271 Selectable delay system
03/17/1981US4256279 Powered gimbal system
03/10/1981US4254568 Aerial navigation instruments
03/03/1981US4254465 Strap-down attitude and heading reference system
03/03/1981US4254406 Integrating analog-to-digital converter
02/1981
02/24/1981US4253150 Pictorial navigation computer
02/18/1981EP0023900A1 Calculation of the geographical position of a moving body by means of the gyroscopic sight of its angular speed with respect to the earth rotation speed
02/17/1981CA1095749A1 Self-aligning pitch and azimuth reference unit
02/11/1981EP0023861A1 Cartographic display, in particular for aerial navigation
02/10/1981US4250403 Electronic trip meter with a correction circuit for an automotive vehicle
02/10/1981US4250402 Electronic trip meter for a motor vehicle
02/04/1981EP0023227A1 Actual position detecting device for a moving object
01/1981
01/21/1981EP0022703A1 Cartographic indicating system adapted to navigation, especially to aerial navigation
01/20/1981US4246549 Magneto-optical phase-modulating devices
01/20/1981US4245393 Instant position finder and course plotter
01/13/1981US4244514 Electronic trip meter with an alarm for an automotive vehicle
01/13/1981US4244215 Autonomous navigation system
01/13/1981CA1093662A1 Shipboard reference for an aircraft navigation system
01/07/1981EP0021016A1 Charting device for vehicles
01/07/1981EP0020939A1 Method and device for guiding terrain vehicles
01/07/1981EP0020655A1 Line length navigation system
12/1980
12/30/1980US4242731 Navigational information indicator for supplying a vehicle driver with make-turn instructions
12/30/1980CA1092651A1 Geodetic survey method
12/16/1980US4240108 Vehicle controlled raster display system
12/11/1980WO1980002743A1 Process and device for the detection and prevention of collision risks in deep sea and costal navigation
12/10/1980EP0020269A1 Device for detecting and avoiding collision risks in deep-sea and coastal navigation
12/09/1980US4238829 Vehicle locating apparatus
12/09/1980US4238824 Line length navigation system
11/1980
11/12/1980EP0018746A1 Boresight tester for laser designators
11/11/1980US4232965 Optical sighting device
11/04/1980US4231257 Slope sensor for a vehicle
10/1980
10/28/1980US4231111 Marine cable location system
10/28/1980US4230290 Airplane angle of attack and direction of flight indicator
10/16/1980WO1980002209A1 Process for providing a guiding device on predetermined paths and device so obtained
10/16/1980WO1980002195A1 Drift compensation and gyroscopic compass
09/1980
09/23/1980US4223560 Variable delay system
09/18/1980WO1980001950A1 Two degree of freedom gyro having an axial gap permanent magnet motor
09/17/1980EP0015829A1 Electromagnetic process for controlling the orientation of a platform and platform employing this process
09/16/1980US4222266 Body motion compensation filter with pitch and roll correction
09/02/1980US4219940 Angular accelerometer stabilized pendulum
08/1980
08/21/1980WO1980001717A1 Calculation of the geographical position of a moving body by means of the gyroscopic sight of its angular speed with respect to the earth rotation speed
08/12/1980CA1083693A1 Entry, display and use of data employed to overcome aircraft control problems due to wind shear
08/07/1980WO1980001606A1 Actual position detecting device for a moving object
08/05/1980US4216538 Navigation aid
07/1980
07/29/1980US4215334 Aircraft excessive descent rate warning system
07/29/1980US4214482 Inertial instrument
07/22/1980US4213248 Navigational aid device for determining direction in a chart
07/15/1980US4212443 Strapped down attitude and heading reference system for aircraft employing skewed axis two-degree-of-freedom rate gyros
07/09/1980EP0013029A1 Device for adjustably focussing transmitted and/or received sound radiation
06/1980
06/26/1980WO1980001308A1 Line length navigation system
06/11/1980EP0011880A2 A vehicle guidance system
06/11/1980EP0011623A1 Air and sea navigation instrument
05/1980
05/27/1980US4205379 Position determining and dynamic positioning method and system for floating marine well drill platforms and the like
1 ... 515 516 517 518 519 520 521 522 523 524 525 526 527