Thomson Tubes Electroniques
83Patents
0Active
83Granted
36Portfolio score
Filing activity: Nov 9, 1989 → Aug 13, 2001
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5652554A | Quasi-optical coupler with reduced diffraction | Electricity | 229 | Expired |
| US5070282A | An electron source of the field emission type | Electricity | 98 | Expired |
| US5286941A | High frequency heating generator having an improved matching network between a tetrode amplifier and a resonant circuit | Electricity | 48 | Expired |
| US5066890A | Plasma panels in delimited discharge zones | Electricity | 26 | Expired |
| US5338927A | Proximity focusing image intensifier tube with spacer shims | Electricity | 19 | Expired |
| US5336121A | Electrically insulating elements for plasma panels and method for producing such elements | Electricity | 16 | Expired |
| US5319189A | X-ray image intensifier tube having a photocathode and a scintillator screen positioned on a microchannel array | Electricity | 14 | Expired |
| US5973327A | Image detector with improved contrast | Electricity | 14 | Expired |
| US5146190A | Circuit for the switching of a microwave output signal towards a first or second output | Electricity | 14 | Expired |
| US5369281A | Matrix screen, particularly a large screen, and a method of manufacturing it | Electricity | 12 | Expired |
| US5777495A | Method for the high-linearity copying of voltage | Electricity | 12 | Expired |
| US6124676A | Bi-substrate plasma panel | Electricity | 11 | Expired |
| US5867135A | Method for the control of a display screen and display device implementing this method | Physics | 11 | Expired |
| US5034795A | Electrically insulating substrate | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5043630A | Electron gun with electron beam modulated by an optical device | Electricity | 11 | Expired |
| US5237315A | Method for adjusting the luminosity of display screens | Physics | 11 | Expired |
| US5045766A | Excitation device for electromagnetic actuator | Electricity | 10 | Expired |
| US6486605B1 | Multibeam electronic tube with magnetic field for correcting beam trajectory | Electricity | 10 | Expired |
| US5838107A | Multiple-beam electron tube with cavity/beam coupling via drift tubes having facing lips | Electricity | 10 | Expired |
| US5146076A | Input screen for radiological image intensifier tube utilizing an anti-reflecting layer | Physics | 8 | Expired |
| US6686959B1 | Method for controlling a photosensitive device with low image retention, and photosensitive device implementing same | Electricity | 8 | Expired |
| US5177350A | Image intensifier tube with optimized electrical insulation | Electricity | 8 | Expired |
| US5313138A | Electron gun modulated by optoelectronic switching | Electricity | 8 | Expired |
| US6354595B1 | Method for tight sealing of a radiation detector and detector obtained by this method | Electricity | 8 | Expired |
| US5120950A | Process of correction of signals from a linear radiation detector and correction device using this process | Physics | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.