Centre National d'Études Spatiales
🏢 View company profile →314Patents
174Active
314Granted
52Portfolio score
Filing activity: May 9, 1973 → Apr 21, 2023 · 44 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4899269A | System for regulating the operating point of a direct current power supply | Emerging Cross-Sectional Technologies | 274 | Expired |
| US7103114B1 | Modulated radio signal transmitter with self-adapted amplification polarization | Electricity | 68 | Expired |
| US5134422A | Helical type antenna and manufacturing method thereof | Electricity | 67 | Expired |
| US4191593A | Double heterojunction solar cells | Emerging Cross-Sectional Technologies | 67 | Expired |
| US5995040A | Global space radiopositioning and radionavigation system, beacon and receiver used in this system | Physics | 61 | Expired |
| US6058711A | Capillary evaporator for diphasic loop of energy transfer between a hot source and a cold source | Mechanical Engineering; Lighting; Heating | 55 | Expired |
| US6666612B2 | Flexural pivot | Emerging Cross-Sectional Technologies | 54 | Expired |
| US6345963B1 | Pump with positive displacement | Mechanical Engineering; Lighting; Heating | 53 | Expired |
| US4168124A | Method and device for measuring the solar energy received at a particular place | Emerging Cross-Sectional Technologies | 47 | Expired |
| US4943808A | Communications system with moving bodies with the aid of satellites | Electricity | 47 | Expired |
| US4711416A | Steerable lighter than air balloon | Performing Operations; Transporting | 39 | Expired |
| US4122239A | Solar absorbers with layers of nickel/chromium alloy and dielectric material | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4434958A | Method of construction for a container with a symmetrical lobed structure and container constructed according to the said process | Fixed Constructions | 36 | Expired |
| US5992795A | Stratospheric balloon with long flight duration | Performing Operations; Transporting | 35 | Expired |
| US4678983A | DC power supply with adjustable operating point | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4804571A | Reusable thermal protection member for an object subject to great heating | Performing Operations; Transporting | 28 | Expired |
| US4918684A | Device for the measurement of intermodulation products of a receiver system | Physics | 27 | Expired |
| US5507454A | Satellite and method to place this satellite in orbit by gravitational assistance | Electricity | 27 | Expired |
| US4457477A | Process for altitude-stabilizing a balloon, and atmospheric balloons for implementing this process | Performing Operations; Transporting | 23 | Expired |
| US6839868B1 | Method for processing an electronic system subjected to transient error constraints and memory access monitoring device | Physics | 23 | Expired |
| US6284385A | Solar reflectors | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5842513A | System for transfer of energy between a hot source and a cold source | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US7190822B2 | Method for customizing an integrated circuit element | Physics | 20 | Expired |
| US4911380A | Process and apparatus for hooking a band of a flexible material to a fixation piece, and application to the hooking of an envelope, especially a space balloon, to a fixation piece | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6031498A | Antenna pattern measurement method and device | Physics | 19 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.