| Patents for G01S 17 - Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems (17,638) |
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| 11/16/1976 | US3992099 Source discriminator for measuring angle of arrival and wavelength of radiant energy |
| 11/02/1976 | US3989942 Retro-reflecting laser responser and data modulator |
| 10/19/1976 | US3987297 Monopulse optical receiver system |
| 10/12/1976 | US3986002 Hand-holdable laser system computer |
| 10/12/1976 | US3985452 Arrangement for determining visibility in the glide path of an aircraft |
| 10/05/1976 | US3984686 Focused laser doppler velocimeter |
| 10/05/1976 | US3984685 Wind measurement system |
| 08/31/1976 | US3978342 Dual mode radiation transmitting apparatus |
| 07/27/1976 | US3972007 Laser |
| 07/27/1976 | US3971921 Apparatus for distinguishing time varying analog signals |
| 07/20/1976 | US3970391 Direction determining method and apparatus |
| 06/29/1976 | US3967111 Pulsed light source discriminator system |
| 06/29/1976 | US3966324 Laser doppler anemometer |
| 06/15/1976 | US3963347 Erbium laser ceilometer |
| 05/25/1976 | US3959641 Digital rangefinder correlation |
| 05/04/1976 | US3954340 Method of and apparatus for target tracking |
| 05/04/1976 | US3954335 Method and apparatus for measuring range and speed of an object relative to a datum plane |
| 05/04/1976 | US3954228 Missile guidance system using an injection laser active missile seeker |
| 04/27/1976 | US3953667 Passive and/or active imaging system |
| 04/27/1976 | US3953131 Opto-electronic antenna system for lasers |
| 04/20/1976 | US3951549 Transmitter-receiver system |
| 04/13/1976 | US3950100 Laser heterodyne system |
| 04/13/1976 | US3950096 Device for the automatic measurement of tunnel sections |
| 03/30/1976 | US3947119 Active sensor automatic range sweep technique |
| 03/23/1976 | US3946233 Weapon system for the detection of and use against stationary or moving objects |
| 03/23/1976 | US3945729 Combined ranging and color sensor |
| 03/09/1976 | US3943357 Remote controlled vehicle systems |
| 03/02/1976 | US3941999 Automatic focus pulse gated system |
| 03/02/1976 | US3941483 Target identification apparatus |
| 02/24/1976 | US3940630 Vehicle locator |
| 02/17/1976 | US3939342 Device for measuring an angular deviation by heterodyne detection |
| 02/10/1976 | US3937953 Non-contactive proximity sensor system utilizing nucleonic radiation fluorescence |
| 02/10/1976 | US3937880 Magnetic disc coder-decoder |
| 02/10/1976 | US3937575 Electro-optical ranging means |
| 02/10/1976 | US3937574 System and method for measuring distance |
| 02/03/1976 | US3936187 Distance measuring device |
| 02/03/1976 | US3935818 Combined fuze and guidance system for a missile |
| 01/20/1976 | US3934149 Method of identifying enemy forces |