Thomson TRT Defense
13Patents
0Active
13Granted
31Portfolio score
Filing activity: Jun 14, 1984 → Feb 1, 1993
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5282082A | Day-and-night optical observation device | Physics | 40 | Expired |
| US5423080A | Microwave transceiver using the technique of multilayer printed circuits | Electricity | 40 | Expired |
| US5233670A | Method and device for the real-time localization of rectilinear contours in a digitized image, notably for shape recognition in scene analysis processing | Physics | 39 | Expired |
| US5202792A | Systems of objectives with optical athermalization | Physics | 37 | Expired |
| US5149969A | Infrared surveillance device | Physics | 21 | Expired |
| US5247173A | Device for the acquisition of the instantaneous angular position of moving means and opto-mechanical systems incorporating such a device | Physics | 17 | Expired |
| US6255982A | Method of characterization of an overflown ground from a FM/CW radio altimeter signal | Physics | 6 | Expired |
| US5212384A | System for detecting a hot spot in an infra-red detected landscape | Physics | 6 | Expired |
| US5191346A | Device for measuring the distance to a runway for an aerial vehicle | Physics | 5 | Expired |
| US5239411A | Wide-field and wide-aperture optical system, notably designed for a night channel for periscopes, and periscope fitted out with such an optical system | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US5214720A | Image processing method for the detection of the horizon and device for the implementation thereof | Physics | 4 | Expired |
| US5414466A | Device for the correction of images from a sensor causing a periodic noise, and implementation method | Electricity | 4 | Expired |
| US6191657A | Frequency synthesizer with a phase-locked loop with multiple fractional division | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.