Company Filing History:

11 out of 24

Nemoptic

patents

Centre National De La Recherche Scientifique

patents

5. 1 out of 1

Instituto Nationale Per La Fisica Della Materia

patent

where one patent can have more than one assignee

Years Active: 1986-2013

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8361343 - Nematic liquid crystal composition and bistable nematic liqud crystal display (2013-01-29),

2. 8252202 - Nematic liquid crystal composition and bistable nematic liquid crystal display (2012-08-28),

3. 7812903 - Liquid crystal display enhanced in particular by elimination of harmful effects on the edges of addressed zones (2010-10-12),

4. 7335405 - Nematic liquid crystal mixtures for use in bistable display devices (2008-02-26),

5. 7224417 - Nematic liquid crystal bistable display device with grey level (2007-05-29),

6. 7115307 - Nematic liquid crystal mixtures for bistable display device (2006-10-03),

7. 7088413 - 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 (2006-08-08),

8. 7087270 - Method for producing a liquid crystal device with low zenithal anchoring energy, and resulting device (2006-08-08),

9. 7067180 - Method of producing nematic liquid-crystal devices (2006-06-27),

10. 6831716 - Reflective bistable display device incorporating a liquid crystal material (2004-12-14),

11. 6795146 - Bistable device for reflection display with inverse contrast (2004-09-21),

12. 6452573 - Liquid crystal device comprising anchoring means on at least one confinement plate providing a degenerated orientation (2002-09-17),

13. 6327017 - Bistable liquid crystal display device in which nematic liquid crystal has monostable anchorings (2001-12-04),

14. 5995173 - Bistable display device based on nematic liquid crystals allowing grey (1999-11-30),

15. 4564266 - Electro-optical devices using liquid crystals having a twist in a plane (1986-01-14),

Title: Inventor Profile: Ivan N Dozov

Introduction

Ivan N Dozov is a prominent inventor based in Gif-sur-Yvette, France. With an impressive portfolio of 15 patents, he has made significant contributions to the field of liquid crystals, focusing on innovative technologies for displays.

Latest Patents

Among his latest inventions are the "Nematic Liquid Crystal Composition" and "Bistable Nematic Liquid Crystal Display." These patents provide a unique nematic liquid crystal composition suitable for a bistable display, which boasts a wide operating temperature range. The innovative composition includes at least 20% by weight of a polar liquid crystal compound and 5 to 50% by weight of another compound without a polar group. Additionally, it specifies that the composition must contain at least 3% by weight of a liquid crystal compound possessing an alkenyl group. This formulation enables the development of a bistable nematic liquid crystal display that maintains a low anchoring breaking voltage, which is vital for effective performance in display technologies.

Career Highlights

Ivan N Dozov has worked for various organizations, notably Nemoptic, where he contributed to advancing liquid crystal technologies. His expertise has facilitated breakthroughs that enhance display quality and efficiency, showcasing his commitment to innovation in this sector.

Collaborations

Throughout his career, Ivan has collaborated with esteemed professionals in the field, including Philippe Martinot-Lagarde and Daniel Stoenescu. This collaboration has fostered an environment for inventive solutions and has strengthened the foundation of research revolving around liquid crystal technologies.

Conclusion

Ivan N Dozov stands out as a leading inventor in liquid crystal research, with his significant patents paving the way for future developments in display technologies. His dedication to innovation and collaboration illustrates the vital intersection of creativity and scientific advancement in the realm of liquid crystals.

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