Takashi Katoh

This inventor holds 26 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Liquid Crystal Technology. Top assignees: Fujifilm Corporation, Fuji Photo Film Company, Limited, Chisso Corporation. Active years: 1997-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Katoh. Retrieved from https://idiyas.com/inventor/takashi-katoh-f41dxcba

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 26 (Patent Applications = 1)

% Patents Active = 61.5

EPO Patents = 2 (Patent Applications = 11)

Average Co-Inventor Count = 2.5

ph-index = 5

Forward Citations = 76(Granted Patents)

Location History:

Osaka, JP (1998)
Minami-ashigara, JP (2007 - 2008)
Ichihara, JP (2009)
Ashigarakami-gun, JP (2015)
Fujinomiya, JP (2017)
Kanagawa, JP (1997 - 2019)
Haibara-gun, JP (2020)

Company Filing History:

Fuji Photo Film Company, Limited

Alps Electric Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1997-2020

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Areas of Expertise:

Infrared Sensor

Color Filter

Liquid Crystal Composition

Image Display Device

Coloring Composition

Solid-State Imaging Element

Photographic Material

Polyimide

Guest-Host-Type Liquid Crystal

Alignment Film

Varnish

Colorant-Containing Particles

26 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10732333 - Infrared sensor, near-infrared ray absorption composition, photosensitive resin composition, compound, near-infrared ray absorption filter, and image pick-up device (2020-08-04),

2. 10280181 - Coloring composition, anisotropic light absorption film, laminate, polarizing plate, image display device and compound (2019-05-07),

3. 9720319 - Colored composition, cured film, color filter, method for manufacturing color filter, solid-state imaging element, image display device, and compound (2017-08-01),

4. 9605154 - Curable coloring composition, cured film, color filter, method for manufacturing color filter, solid-state image pickup element, picture display device, and triarylmethane compound (2017-03-28),

5. 9145497 - Colorant-containing particles, colorant-containing particle dispersion, and polymer compound (2015-09-29),

6. 7507450 - Varnish for forming liquid crystal alignment layer and liquid crystal display element using the same (2009-03-24),

7. 7393568 - Liquid crystal composition and liquid crystal element employing the composition (2008-07-01),

8. 7364776 - Display device (2008-04-29),

9. 7351451 - Anthraquinone compound, liquid crystal composition, cell and display device employing the same (2008-04-01),

10. 7348044 - Liquid crystal composition and liquid crystal element (2008-03-25),

11. 7338690 - Liquid crystal composition and liquid crystal device (2008-03-04),

12. 7220466 - Liquid crystal composition and liquid crystal device (2007-05-22),

13. 7161010 - Methine compound and silver halide photographic material containing the same (2007-01-09),

14. 6979529 - Methine dye and silver halide photographic light-sensitive material containing the methine dye (2005-12-27),

15. 6900158 - High-molecular weight gel and display device (2005-05-31),

Title: Innovations of Takashi Katoh: A Pioneer in Infrared Sensor Technology

Introduction

Takashi Katoh is a distinguished inventor based in Kanagawa, Japan, renowned for his significant contributions to the field of sensor technology. With a remarkable portfolio of 26 patents, his innovations have paved the way for advancements in infrared sensing devices and related compositions.

Latest Patents

Katoh's latest inventions include an array of cutting-edge technologies such as an infrared sensor, near-infrared ray absorption compositions, photosensitive resin compositions, and image pick-up devices. Specifically, his infrared sensor detects objects by measuring light in the wavelengths of 900 nm to 1,000 nm. This includes innovative infrared ray transmission filters and near-infrared ray absorption filters, which feature absorption substances that exhibit maximum absorption within the specified wavelength range. His work also entails the development of coloring compositions and compounds, as well as anisotropic light absorption films and polarizing plates, aimed at enhancing image quality in display devices.

Career Highlights

Throughout his career, Takashi Katoh has played a crucial role in various reputable companies, notably Fujifilm Corporation and Fuji Photo Film Company, Limited. His technical expertise and innovative outlook have led to numerous groundbreaking developments in the realm of imaging and sensor technology.

Collaborations

In his journey of innovation, Katoh has collaborated with esteemed professionals such as Koji Takaku and Katsumi Kobayashi. These collaborations have fostered an environment of creativity and technical excellence, contributing to the success of his pioneering inventions.

Conclusion

Takashi Katoh's innovative spirit and relentless pursuit of excellence in infrared sensor technology mark him as a significant figure in modern invention. With a portfolio that showcases his dedication and expertise, he continues to inspire future innovations in the field, exemplifying the impact that a dedicated inventor can have on technology and society.

Profile summary based on public USPTO records.