Tokyo, Japan

Kunio Kokura

This inventor holds 7 USPTO granted patents, plus 1 CIPO patent. Top assignee: The Furukawa Electric Co., Ltd.. Active years: 1996-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunio Kokura. Retrieved from https://idiyas.com/inventor/kunio-kokura

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


% Patents Active = 100.0

 

Average Co-Inventor Count = 1.6

ph-index = 5

Forward Citations = 110(Granted Patents)


Location History:

  • Ichihara, JP (1996 - 1997)
  • Chiba, JP (2000)
  • Tokyo, JP (2002 - 2018)

Company Filing History:


Years Active: 1996-2018

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7 patents (USPTO):Explore Patents

Title: Kunio Kokura: Innovator in Optical Fiber Technology

Introduction

Kunio Kokura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical fiber technology, holding a total of 7 patents. His work has advanced the capabilities and applications of optical fibers, making them more efficient and versatile.

Latest Patents

Kokura's latest patents include innovative methods for producing optical fibers and optical fiber ribbons. One of his notable inventions is a multi-core fiber where multiple cores are arranged at prescribed intervals, covered by a cladding with a lower refractive index. This design includes a resin coating on the outer periphery, with a colored section formed continuously along the length of the fiber. This ensures that the position of a specific core and the colored section remains constant throughout the fiber's length. Another significant patent involves an optical fiber ribbon, where multi-core fibers are arranged in a way that their cores align in the same direction, maintaining a consistent arrangement along the entire length of the ribbon.

Career Highlights

Kunio Kokura is associated with The Furukawa Electric Co., Ltd., a company known for its advancements in electrical and optical technologies. His work at this esteemed organization has allowed him to push the boundaries of optical fiber innovation.

Collaborations

Kokura has collaborated with notable coworkers, including Youichi Akasaka and Ryuichi Sugizaki. Their combined expertise has contributed to the successful development of groundbreaking optical fiber technologies.

Conclusion

Kunio Kokura's contributions to optical fiber technology have established him as a key figure in the field. His innovative patents and collaborations continue to influence advancements in optical communication.

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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