Tokyo, Japan

Kuniaki Ishizuki

This inventor holds 3 USPTO granted patents and 6 published patent applications. Top assignees: Furukawa Electric., Ltd., The Furukawa Electric Co., Ltd.. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kuniaki Ishizuki. Retrieved from https://idiyas.com/inventor/kuniaki-ishizuki

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

USPTO Granted Patents = 3 

% Patents Active = 66.7

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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3 patents (USPTO):Explore Patents

Title: Kuniaki Ishizuki: Innovator in Optical Fiber Technology

Introduction

Kuniaki Ishizuki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical fiber technology, holding a total of 3 patents. His work focuses on enhancing the performance and manufacturing processes of optical fibers and related products.

Latest Patents

Ishizuki's latest patents include innovations such as colored optical fiber and optical fiber ribbon. The colored optical fiber comprises a bare optical fiber, a primary layer formed of a first ultraviolet curing resin, and a secondary layer formed of a second ultraviolet curing resin. Notably, the Young's modulus of the primary layer is designed to be smaller than 70% with respect to its saturated Young's modulus, which is capped at 0.85 MPa. Additionally, his optical fiber ribbon includes multiple optical fibers covered by a ribbon layer, with specific Young's modulus and static frictional coefficient parameters that enhance its functionality.

Career Highlights

Throughout his career, Kuniaki Ishizuki has worked with notable companies such as Furukawa Electric, Ltd. and The Furukawa Electric Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in optical fiber technology.

Collaborations

Ishizuki has collaborated with esteemed colleagues, including Minoru Kasahara and Mitsuhiro Iwaya. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Kuniaki Ishizuki stands out as a key figure in the optical fiber industry, with his patents reflecting his commitment to innovation and excellence. His contributions continue to influence the field and pave the way for future advancements in optical technology.

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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