Regie Nationale des Usines Renault
453Patents
0Active
453Granted
42Portfolio score
Filing activity: Jun 1, 1971 → Dec 29, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4109235A | Electronic-display instrument panels for automotive vehicles | Performing Operations; Transporting | 231 | Expired |
| US4029350A | Energy absorbing device | Mechanical Engineering; Lighting; Heating | 116 | Expired |
| US4381829A | Collision detection system with safety devices | Performing Operations; Transporting | 106 | Expired |
| US4731811A | Radiotelephone system, particularly for motor vehicles | Electricity | 104 | Expired |
| US4101983A | Enveloping helmet of composite structure | Human Necessities | 102 | Expired |
| US4096211A | Variable flow elastic nozzle | Emerging Cross-Sectional Technologies | 93 | Expired |
| US4301870A | Device for electrohydraulically lifting agricultural implements | Human Necessities | 76 | Expired |
| US4395064A | Electric automobile trunk lock mechanism | Emerging Cross-Sectional Technologies | 65 | Expired |
| US4348142A | Six-axes manipulator | Emerging Cross-Sectional Technologies | 58 | Expired |
| US4320781A | Three-way electrically-actuated hydraulic distributor | Emerging Cross-Sectional Technologies | 57 | Expired |
| US3976039A | Internal combustion engine with stratified charge | Mechanical Engineering; Lighting; Heating | 56 | Expired |
| US4289195A | Climate control device for the passenger compartment of motor vehicle | Performing Operations; Transporting | 55 | Expired |
| US4576617A | Apparatus comprising the combination of filter apparatus and regeneration apparatus and process for regenerating the filter apparatus using the regeneration apparatus | Emerging Cross-Sectional Technologies | 55 | Expired |
| US4242922A | Hybrid transmission device of the heat engine type for automobiles and motor vehicles | Emerging Cross-Sectional Technologies | 53 | Expired |
| US4497025A | Procedure and system for detecting collisions and controlling safety | Fixed Constructions | 51 | Expired |
| US4310958A | Production-line automatic machine | Emerging Cross-Sectional Technologies | 50 | Expired |
| US3993338A | Sliding door release and actuating control device | Emerging Cross-Sectional Technologies | 46 | Expired |
| US3939736A | Planet carrier for a planetary gear train | Mechanical Engineering; Lighting; Heating | 46 | Expired |
| US5276974A | Unit for continuously measuring shape defects of a part, and measuring process used in this unit. | Physics | 45 | Expired |
| US4368916A | Longitudinal adjustment device for the folding seat of an automobile | Performing Operations; Transporting | 44 | Expired |
| US4422680A | Energy absorbing curved sections | Performing Operations; Transporting | 43 | Expired |
| US3938612A | Anti-skid system for the driving wheels of automotive vehicles | Performing Operations; Transporting | 43 | Expired |
| US3970162A | Device for suspending the body and the engine-drive unit in an automobile vehicle | Emerging Cross-Sectional Technologies | 43 | Expired |
| US4316599A | Servo-control valve | Emerging Cross-Sectional Technologies | 42 | Expired |
| US4039061A | Automatically controlling the transmission ratios of an automotive vehicle engine for decreasing the vehicle speed | Mechanical Engineering; Lighting; Heating | 41 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.