Yokohama, Japan

Kazuhiko Sugai

This inventor holds 1 USPTO granted patent. Top assignee: Bridgestone Corporation. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiko Sugai. Retrieved from https://idiyas.com/inventor/kazuhiko-sugai

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

Forward Citations = 224(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: Kazuhiko Sugai: Innovator in Golf Ball Technology

Introduction

Kazuhiko Sugai is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of sports equipment, particularly in the design and functionality of golf balls. His innovative approach has led to the development of a unique three-piece solid golf ball that enhances performance.

Latest Patents

Kazuhiko Sugai holds 1 patent for his invention of a three-piece solid golf ball. This golf ball features a two-piece solid core consisting of inner and outer layers, along with a cover that encloses the core. The inner layer of the core has a diameter of 15-25 mm, a weight of 2-14 grams, a specific gravity of 1.2-4, and a hardness of 55-80 JIS C. The outer layer has a specific gravity that is lower than that of the inner layer by 0.1-3.0. The cover has a radial thickness of 1.5-2.5 mm. This design improves the durability and flying performance of the golf ball through a careful selection of physical parameters.

Career Highlights

Kazuhiko Sugai is associated with Bridgestone Corporation, a leading company in the manufacturing of tires and sports equipment. His work at Bridgestone has allowed him to focus on innovations that enhance the quality and performance of golf balls.

Collaborations

Throughout his career, Sugai has collaborated with notable colleagues such as Toshio Chikaraishi and Hidetoshi Ieiri. These collaborations have contributed to the advancement of technology in sports equipment.

Conclusion

Kazuhiko Sugai's contributions to golf ball technology exemplify the impact of innovative thinking in sports equipment design. His patented three-piece solid golf ball represents a significant advancement in the industry, showcasing his dedication to enhancing athletic performance.

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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