Chiba, Japan

Terutaka Sugiyama

This inventor holds 1 USPTO granted patent. Top assignee: Seiko Watch Kabushiki Kaisha (Trading as Seiko Watch Corporation). Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Terutaka Sugiyama. Retrieved from https://idiyas.com/inventor/terutaka-sugiyama

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 = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Terutaka Sugiyama: Innovator in Timepiece Technology

Introduction

Terutaka Sugiyama is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of horology, particularly in the development of hairsprings for timepieces. His innovative work has led to the creation of a unique hairspring that enhances the performance of timepiece movements.

Latest Patents

Sugiyama holds a patent for a hairspring, timepiece movement, and timepiece. The patent focuses on a hairspring made of a Nb—Mo alloy containing 5% or more and 14% or less of Mo in atomic percent. This invention aims to improve the functionality and reliability of timepieces. The hairspring is characterized by having a deformation texture, with a region exhibiting a <110>∥{001} orientation degree in a cross-section that constitutes 30% or more of the entire cross-sectional area.

Career Highlights

Sugiyama is associated with Seiko Watch Corporation, a leading company in the watchmaking industry. His work at Seiko has allowed him to explore innovative solutions in timepiece technology. With a focus on precision and quality, Sugiyama's contributions have been instrumental in advancing the company's reputation for excellence.

Collaborations

Throughout his career, Sugiyama has collaborated with talented individuals such as Naoki Amano and Jun Tsuneyoshi. These collaborations have fostered a creative environment that encourages innovation and the development of cutting-edge technologies in horology.

Conclusion

Terutaka Sugiyama's work in the field of timepiece technology exemplifies the spirit of innovation. His patented hairspring design represents a significant advancement in the horological industry. Sugiyama's contributions continue to influence the development of high-quality timepieces, ensuring that precision and reliability remain at the forefront of watchmaking.

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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