Tokyo, Japan

Kiyoshi Itoh

This inventor holds 23 USPTO granted patents and 4 published patent applications, primarily in Optical Electronics. Top assignees: Dai Nippon Printing Co., Ltd., Asahi Kogaku Kogyo Kabushiki Kaisha. Active years: 1982-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoshi Itoh. Retrieved from https://idiyas.com/inventor/kiyoshi-itoh

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

USPTO Granted Patents = 23 

% Patents Active = 65.2

Average Co-Inventor Count = 2.2

ph-index = 6

Forward Citations = 119(Granted Patents)


Location History:

  • Fukuoka, JP (1983)
  • Kamifukuoka, JP (1982 - 1984)
  • Saitama, JP (1984)
  • Tokyo-To, JP (2008 - 2012)
  • Kanagawa, JP (2012)
  • Tokyo, JP (1987 - 2013)

Company Filing History:


Years Active: 1982-2013

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Areas of Expertise:
Optical Layered Body
Organic Electroluminescent Element
Fouling Evaluation
Conductivity Variable Composition
Thin Film Laminate
Photocatalyst Composition
Laser Output Measuring
Light Beam Scanning
Charge Transporting Material
Image Display Device
Polarizer
Refractive Error Measurement
23 patents (USPTO):Explore Patents

Title: Kiyoshi Itoh: An Innovator in Optical Technologies

Introduction

Kiyoshi Itoh, located in Tokyo, Japan, is a prominent inventor known for his significant contributions to the field of optical technologies. He holds an impressive 23 patents, showcasing his dedication to innovation and advancement in the industry.

Latest Patents

Among his recent inventions, Itoh developed an optical layered body that exhibits excellent antistatic performance, optical properties, and durability. This invention is particularly notable for featuring an antistatic layer on a light-transmitting substrate, which comprises a resin thin film layer containing both organic conductive materials and nonconductive polymeric materials. Additionally, he introduced another optical layered body with an antiglare layer containing organic particles and nonspherical silica particles. This advancement effectively prevents the agglomeration of silica particles and achieves the desired surface roughness.

Career Highlights

Kiyoshi Itoh has made significant strides in his career, having collaborated with esteemed organizations such as Dai Nippon Printing Co., Ltd. and Asahi Kogaku Kogyo Kabushiki Kaisha. His work in these companies has allowed him to refine his innovations and contribute substantially to the field of optical technologies.

Collaborations

Throughout his career, Itoh has worked alongside talented individuals such as Yoko Kinoshita and Tetsuo Kamoshita. These collaborations have enriched his research and development efforts, fostering a creative environment that promotes innovation.

Conclusion

Kiyoshi Itoh's contributions to the field of optical technologies through his innovative inventions and patents display his commitment to advancing this crucial area. As a respected inventor, his work continues to influence the industry, paving the way for future innovations.

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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