Average Co-Inventor Count = 3.0

ph-index = 7

Forward Citations = 258(Granted Patents)

Location History:

Sunnyvale, CA (US) (2004 - 2008)
Kanagawa, JP (1989 - 2010)
Minami-Ashigara, JP (2001 - 2012)
Los Altos, CA (US) (2012)
Ashigarakami-gun, JP (2013)

Company Filing History:

14 out of 16,458

Fuji Photo Film Company, Limited

5. 2 out of 832,680

Other

patents

where one patent can have more than one assignee

Years Active: 1989-2013

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40 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 8568839 - Liquid crystal composition and retardation film (2013-10-29),

2. 8259259 - Liquid crystal display device comprising an optically anisotropic film having at least one species of liquid crystal compound which exhibits a nematic phase or a smectic phase (2012-09-04),

3. 8257611 - Optical film and retardation sheet, and liquid crystal compound (2012-09-04),

4. 8120728 - Polarizing plate and liquid crystal display device using the same (2012-02-21),

5. 8106684 - High-speed low-voltage differential signaling system (2012-01-31),

6. 7989576 - Triazine derivative, liquid crystal composition, anisotropic material, and liquid crystal display device using the same (2011-08-02),

7. 7943210 - Phase difference plate comprising polymer film containing compound having rod-shaped molecular structure (2011-05-17),

8. 7811469 - Vertical alignment film and VA mode liquid crystal cell (2010-10-12),

9. 7658864 - Liquid crystal composition, optical compensation film and liquid crystal display device (2010-02-09),

10. 7645496 - 1,3,5-triazine compound, composition, and optically anisotropic material composed of the same (2010-01-12),

11. 7626611 - Photobooth having lighting sources with relative intensity variation (2009-12-01),

12. 7575696 - Liquid crystal composition and anisotropic material (2009-08-18),

13. 7559986 - Phase difference plate comprising polymer film containing compound having rod-shaped molecular structure (2009-07-14),

14. 7473446 - Retarder and circular polarizer (2009-01-06),

15. 7463442 - Impedance-matched write driver circuit and system using same (2008-12-09),

Title: Innovations of Hiroshi Takeuchi: A Pioneer in Liquid Crystals

Introduction

Hiroshi Takeuchi, an esteemed inventor based in Minami-ashigara, Japan, has made significant contributions to the field of liquid crystals. With a remarkable portfolio of 40 patents, his work is characterized by innovative solutions that enhance optical technologies.

Latest Patents

Among Takeuchi's latest patents are advancements in liquid crystal compositions and retardation films. His invention focuses on a liquid crystal composition that includes two or more species of liquid crystal compounds, each having a polymerizable group. Notably, one of these species is represented by a specific formula, where the content is carefully balanced between 20% to 80% relative to the total mass of the components. Additionally, he has patented compounds that relate to optical films and retardation sheets, which involve complex structures designed to improve the performance of liquid crystal displays. These innovations not only enhance visual quality but also expand the possibilities within the display industry.

Career Highlights

Hiroshi Takeuchi has held pivotal roles in prominent companies, including Fuji Photo Film Company, Limited and Sony Corporation. His experience in these organizations has allowed him to cultivate a deep understanding of optical technologies and the dynamics of innovation in product development. Throughout his career, he has consistently pushed the boundaries of what is possible within the realm of liquid crystals.

Collaborations

Throughout his career, Takeuchi has collaborated with notable professionals, including Mitsuyoshi Ichihashi and Toshiaki Nakanishi. These partnerships have fostered an environment of creativity and innovation, leading to the development of groundbreaking technologies that have greatly influenced the industry.

Conclusion

Hiroshi Takeuchi exemplifies the spirit of innovation through his extensive work in liquid crystals. His patents not only reflect his expertise but also showcase the potential for future advancements in optical technologies. As industries continue to evolve, the impact of his contributions will undoubtedly be felt for years to come.

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