Kanagawa, Japan

Nobutaka Fukagawa

This inventor holds 68 USPTO granted patents and 36 published patent applications and 2 EPO patents, primarily in Display Technology (CPC class G02B). Top assignees: Fujifilm Corporation, Fuji Photo Film Company, Limited, Fujifilm Corpoation. Active years: 2002-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobutaka Fukagawa. Retrieved from https://idiyas.com/inventor/nobutaka-fukagawa

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

Calculating rank
USPTO Granted Patents = 68 

% Patents Active = 63.2

 

Average Co-Inventor Count = 3.9

ph-index = 6

Forward Citations = 118(Granted Patents)

Forward Citations (Not Self Cited) = 102(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Minami-ashigara, JP (2002 - 2014)
  • Kanagawa, JP (2011 - 2024)

Company Filing History:


Years Active: 2002-2026

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Areas of Expertise:
Display Device
Organic Electroluminescent
Polarizing Plate
Optical Filter
Liquid Crystal Display
Color Correction Filter
Wavelength Selective Absorption
Cellulose Acylate Film
Polymer Film
Retardation Film
Color Conversion Composition
Solid-State Imaging Element
68 patents (USPTO):Explore Patents

Title: Nobutaka Fukagawa: A Pioneer in Optical Innovations

Introduction

Nobutaka Fukagawa is a distinguished inventor based in Kanagawa, Japan. With a remarkable portfolio of 63 patents, he has made significant contributions to the field of optical materials and devices. His work primarily focuses on advancements in resin compositions, optical filters, and solid-state imaging elements, showcasing a profound impact on the technology landscape.

Latest Patents

Fukagawa's latest patents highlight his innovative approach to optical technology. One of his inventions involves a resin composition that includes a specific compound represented by Formula (1) along with a resin. This technology also encompasses an optical filter and a liquid crystal display device that integrate the aforementioned composition, along with a compound suitable as a light-absorbing component. In Formula (1), the colorant structural part is derived from a squarylium compound, enhancing the performance of imaging devices.

Additionally, Fukagawa has developed a color correction filter designed for white organic electroluminescent light sources. This filter incorporates a resin combined with a specific coloring agent that has defined absorption characteristics, suitable for enhancing the quality of organic electroluminescent display devices.

Career Highlights

Throughout his career, Fukagawa has been associated with renowned companies such as Fujifilm Corporation and Fuji Photo Film Company, Limited. His work at these organizations has paved the way for numerous innovations in optical technology, reinforcing their positions as leaders in the industry.

Collaborations

Fukagawa's journey has been marked by fruitful collaborations with other talented professionals. Notable coworkers include Aiko Yoshida and Yu Naito, whose partnership contributed to the development of cutting-edge technologies and innovative patents in the optical field.

Conclusion

Nobutaka Fukagawa exemplifies the spirit of innovation through his extensive work in optical technologies and materials. His patents not only reflect his expertise as an inventor but also demonstrate the significant advancements he has made in the industry. As the demand for improved imaging and display technologies continues to rise, Fukagawa's contributions will undoubtedly play a vital role in shaping the future of optical applications.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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