Komae, Japan

Akio Kawana

This inventor holds 2 USPTO granted patents. Top assignee: Nippon Telegraph and Telephone Public Corporation. Active years: 1983-1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akio Kawana. Retrieved from https://idiyas.com/inventor/akio-kawana

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 = 4.0

ph-index = 2

Forward Citations = 37(Granted Patents)


Company Filing History:


Years Active: 1983-1985

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2 patents (USPTO):Explore Patents

Title: Akio Kawana: Innovator in Optical Fiber Technology

Introduction

Akio Kawana is a notable inventor based in Komae, Japan. He has made significant contributions to the field of optical fiber technology, holding two patents that showcase his innovative approach to enhancing fiber performance.

Latest Patents

Kawana's latest patents focus on single mode optical fibers. The first patent describes a single mode optical fiber that comprises a core made of glass and a cladding surrounding the core, also made of glass. In this design, the difference between the refractive indices of the core and cladding is expressed by a specific formula, ensuring that the refractive indices satisfy a particular relation. The diameter of the core is determined based on this value. The second patent also pertains to single mode optical fibers, detailing a structure that includes a core, a cladding, and an intermediate layer. The refractive indices of these components are selected to meet specific relations, further enhancing the fiber's performance.

Career Highlights

Kawana has built a distinguished career at Nippon Telegraph and Telephone Public Corporation, where he has been instrumental in advancing optical fiber technology. His work has not only contributed to the company's reputation but has also had a lasting impact on the telecommunications industry.

Collaborations

Throughout his career, Kawana has collaborated with esteemed colleagues, including Katsunari Okamoto and Takao Edahiro. These partnerships have fostered a creative environment that has led to innovative solutions in optical fiber technology.

Conclusion

Akio Kawana's contributions to the field of optical fibers exemplify his dedication to innovation and technology. His patents reflect a deep understanding of the complexities involved in fiber design, positioning him as a key figure in the industry.

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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