ECOLE POLYTECHNIQUE
133Patents
107Active
133Granted
57Portfolio score
Filing activity: Jul 9, 1979 → Nov 19, 2021 · 42 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4301551A | Deformable high energy storage tension spring | Emerging Cross-Sectional Technologies | 373 | Expired |
| US5255678A | Mapping electrode balloon | Human Necessities | 283 | Expired |
| US5311873A | Comparative analysis of body surface potential distribution during cardiac pacing | Human Necessities | 191 | Expired |
| US7148209B2 | Composition and method for the repair and regeneration of cartilage and other tissues | Human Necessities | 183 | Expired |
| US9133009B2 | Device for forming drops in a microfluidic circuit | Physics | 67 | Active |
| US7713779B2 | Photoactive nanocomposite and method for the production thereof | Emerging Cross-Sectional Technologies | 45 | Active |
| US7964438B2 | Method for forming a film with a graded bandgap by deposition of an amorphous material from a plasma | Emerging Cross-Sectional Technologies | 37 | Active |
| US4988543A | Process for incorporation of a phase change material into gypsum wallboards and other aggregate construction panels | Fixed Constructions | 35 | Expired |
| US5101437A | Method and apparatus for comparing a test handwritten signature with a reference signature by using information relative to curvilinear and angular velocities of the signature | Physics | 29 | Expired |
| US4294015A | Extensometer | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4695792A | Method and system for measuring the amplitude and phase angle of harmonics in a periodic signal | Physics | 21 | Expired |
| US4946250A | Compact wavelength filter integrated to a single-mode optical fiber | Physics | 21 | Expired |
| US5080503A | Optical waveguide device and method for making such device | Physics | 21 | Expired |
| US5119453A | Wavelength-flattened 2x2 splitter for single-mode optical waveguides and method of making same | Physics | 18 | Expired |
| US7308965B2 | Noise abatement wall | Fixed Constructions | 17 | Expired |
| US8039819B2 | Device and method for creating a spatial dose distribution in a medium volume | Human Necessities | 15 | Active |
| US5968326A | Composite inorganic-polymer thin film cation-selective membrane, method of fabricating same and applications | Chemistry; Metallurgy | 14 | Expired |
| US5077802A | Apparatus and method for digitizing and segmenting a handwriting movement based on curvilinear and angular velocities | Physics | 13 | Expired |
| US5110980A | Separation of poly-.beta.-hydroxyalkanoic acid from microbial biomass | Chemistry; Metallurgy | 13 | Expired |
| US8206994B2 | Method for treating drops in a microfluid circuit | Emerging Cross-Sectional Technologies | 12 | Active |
| US8136553B2 | Microfluidic circuit having an active component | Emerging Cross-Sectional Technologies | 11 | Active |
| US5418360A | Serial optical signal distribution system and method, and optical/electrical converter for implementation thereof | Physics | 11 | Expired |
| US7782914B2 | Device and method for high-energy particle pulse generation | Electricity | 11 | Expired |
| US8654344B2 | Device for generating a secondary source by laser-material interaction comprising an optical device for controlling the orientation and the position of a surface in movement | Physics | 9 | Active |
| US7642521B2 | Laser irradiated hollow cylinder serving as a lens for ion beams | Human Necessities | 9 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.