Nemoptic
🏢 View company profile →24Patents
8Active
24Granted
34Portfolio score
Filing activity: Dec 11, 2001 → May 16, 2008 · 8 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6795146B2 | Bistable device for reflection display with inverse contrast | Physics | 50 | Expired |
| US6831716B2 | Reflective bistable display device incorporating a liquid crystal material | Physics | 10 | Expired |
| US7088413B2 | Bistable nematic liquid crystal display device with improved optical mask, having textures differing by about 180° twist, and off state in the liquid crystal covering the inter-electrode spaces | Physics | 8 | Expired |
| US7022809B2 | Polyimides for anchoring liquid crystals, display devices including same and method for the preparation of said devices | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7115307B2 | Nematic liquid crystal mixtures for bistable display device | Chemistry; Metallurgy | 5 | Expired |
| US7335405B2 | Nematic liquid crystal mixtures for use in bistable display devices | Chemistry; Metallurgy | 4 | Expired |
| US7067180B2 | Method of producing nematic liquid-crystal devices | Physics | 3 | Expired |
| US7864148B2 | Bistable nematic liquid crystal display device and method for controlling such a device | Physics | 2 | Expired |
| US7352346B2 | Bistable liquid crystal display device including improved addressing means | Physics | 2 | Expired |
| US7224417B2 | Nematic liquid crystal bistable display device with grey level | Physics | 2 | Expired |
| US7173587B2 | Addressing process and device for a bistable liquid crystal screen | Physics | 2 | Expired |
| US8085370B2 | Single-polarizer reflective bistable twisted nematic (BTN) liquid crystal display device | Physics | 2 | Active |
| US6959124B2 | Liquid crystal-based electro-optical device forming, in particular, a switch | Physics | 1 | Expired |
| US8252202B2 | Nematic liquid crystal composition and bistable nematic liquid crystal display | Chemistry; Metallurgy | 1 | Active |
| US7532275B2 | Display device with a white-optimizing bistable nematic screen and method for the definition of said device | Physics | 1 | Expired |
| US7616180B2 | Advanced method and device with a bistable nematic liquid crystal display | Physics | 0 | Expired |
| US8361343B2 | Nematic liquid crystal composition and bistable nematic liqud crystal display | Chemistry; Metallurgy | 0 | Active |
| US8704976B2 | Liquid crystal display device and control method for a bistable nematic liquid crystal display having two stable textures comprising a uniform or slightly twisted state | Physics | 0 | Active |
| US7724221B2 | Bistable nematic liquid crystal display method and device | Physics | 0 | Active |
| US8405591B2 | Liquid crystal display device with improved switching means | Physics | 0 | Active |
| US8487856B2 | Addressing method for a bistable nematic liquid crystal matrix screen with regulated average quadratic voltage | Physics | 0 | Active |
| US7087270B2 | Method for producing a liquid crystal device with low zenithal anchoring energy, and resulting device | Chemistry; Metallurgy | 0 | Expired |
| US7589816B2 | Display device with a black-optimizing bistable nematic screen and method for the definition of said device | Physics | 0 | Expired |
| US7812903B2 | Liquid crystal display enhanced in particular by elimination of harmful effects on the edges of addressed zones | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.