Aime Perrin
14Patents
5h-index
15Co-inventors
59Inventor score
Filing activity: Feb 17, 1987 → Feb 19, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4813770A | Cell with a double liquid crystal layer using the electrically controlled birefringence effect and process for producing a uniaxial medium with negative optical anisotropy usable in said cell | Physics | 68 | Expired |
| US5138473A | Ferroelectric liquid crystal screen with localized zigzag defects and opacified electrodes in the non-switchable area of the screen and processes for obtaining spacers and treating said screen | Physics | 17 | Expired |
| US5074246A | Device to cover a flat surface with a layer of uniform thickness | Chemistry; Metallurgy | 10 | Expired |
| US5989090A | Method of manufacturing spacers for flat viewing screens | Electricity | 8 | Expired |
| US6534913B1 | Electron source with microtips, with focusing grid and high microtip density, and flat screen using same | Electricity | 5 | Expired |
| US6917147B2 | Cathode structure with emissive layer formed on a resistive layer | Electricity | 5 | Expired |
| US6509061B1 | Apparatus for depositing a material by evaporation on large surface substrates | Chemistry; Metallurgy | 5 | Expired |
| US4782337A | Matrix display device comprising two groups of row electrodes and two column electrodes for image element and its control process | Physics | 4 | Expired |
| US5288328A | Apparatus for controlling a material flow emitted by a heated evaporation source and application to a vacuum evaporation coating machine | Chemistry; Metallurgy | 4 | Expired |
| US5981304A | Self-alignment process usable in microelectronics, and application to creating a focusing grid for micropoint flat screens | Electricity | 4 | Expired |
| US5818173A | Cylindrical antenna having means for generating a magnetic field in a vicinity of the antenna | Electricity | 3 | Expired |
| US6210246A | Method for making an electron source with microtips, with self-aligned focusing grid | Electricity | 2 | Expired |
| US6276981A | Method for obtaining self-aligned openings, in particular for microtip flat display focusing electrode | Electricity | 0 | Expired |
| US6815902B1 | Field emission flat screen with modulating electrode | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.