Kanagawa, Japan

Masakazu Watanabe

This inventor holds 3 USPTO granted patents. Top assignee: Sumitomo Electric Industries, Limited. Active years: 1989-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masakazu Watanabe. Retrieved from https://idiyas.com/inventor/masakazu-watanabe-gpb2h1kd

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 = 3.3

ph-index = 2

Forward Citations = 29(Granted Patents)


Company Filing History:


Years Active: 1989-2003

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3 patents (USPTO):Explore Patents

Title: Masakazu Watanabe: Innovator in Optical Cable Technology

Introduction

Masakazu Watanabe is an accomplished inventor based in Kanagawa, Japan, with a notable record of three patents under his name. His innovative contributions primarily lie in the field of optical cable assembly and stranding methods. Through his inventions, Watanabe has significantly advanced the techniques for handling and assembling optical fibers, demonstrating his expertise and commitment to technological enhancement in communications.

Latest Patents

Watanabe's most recent patents include an "Apparatus and Method for Assembling Optical Cable" and an "Optical Fiber Ribbon Stranding Method and Device." The apparatus designed for assembling optical cables features a unique mechanism that prevents twisting of the spacer during cable assembly. This design incorporates a spacer paying-out portion, stationary ribbon supply unit, gathering portion, and taking-up portion, which work together to ensure efficient assembly without complications. The second invention focuses on a device that superimposes and stores optical fiber ribbons in a corresponding spiral groove, enabling alignment and efficient handling during the stranding process.

Career Highlights

Masakazu Watanabe is currently employed at Sumitomo Electric Industries, Limited, a leading company in the field of electrical and telecommunications solutions. His role involves developing innovative technologies that enhance optical cable assembly, illustrating his commitment to advancing the industry through cutting-edge inventions.

Collaborations

Throughout his career, Watanabe has collaborated with notable colleagues, including Satoshi Ogawa and Masanori Fujikawa. These collaborations have fostered a creative environment that encourages innovation and problem-solving, allowing them to push the boundaries of optical technology.

Conclusion

Masakazu Watanabe is a pioneering inventor whose work significantly impacts the field of optical cable technology. With his innovative patents and collaborative spirit, he continues to contribute to the advancement of telecommunications. His achievements showcase the importance of creativity and dedication in driving technological progress.

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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