Kobe, Japan

Hiroyuki Takeuchi

This inventor holds 22 USPTO granted patents, primarily in Golf Equipment Design. Top assignees: Sri Sports Limited, Sumitomo Rubber Industries Limited, Dunlop Sports Company Limited. Active years: 1992-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Takeuchi. Retrieved from https://idiyas.com/inventor/hiroyuki-takeuchi-4142v182

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


% Patents Active = 40.9

Average Co-Inventor Count = 1.2

ph-index = 6

Forward Citations = 100(Granted Patents)


Location History:

  • Hyogo, JP (2003 - 2021)
  • Kobe, JP (1992 - 2024)

Company Filing History:


Years Active: 1992-2024

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Areas of Expertise:
Golf Bag
Golf Club
Golf Club Shaft
Golf Club Grip
Weight Member
Shaft Set
Tennis Racket
Racket Frame
Vibration Damping
Heat Exchanger
Yoke Rigidity
Reduced Rigidity
22 patents (USPTO):Explore Patents

Title: **Hiroyuki Takeuchi: Innovator in Golf Equipment Engineering**

Introduction

Hiroyuki Takeuchi is a notable inventor based in Kobe, Japan, recognized for his significant contributions to the golf equipment industry. With an impressive portfolio of 22 patents, Takeuchi has been at the forefront of innovation, particularly in enhancing the functionality and design of golf bags and clubs.

Latest Patents

Among his latest innovations, Takeuchi has developed a novel golf bag that features a tubular main body designed to house golf clubs securely. This bag includes a bottom part that not only attaches to the lower end but also comprises a unique bottom surface portion, which progressively increases in height toward the middle. This innovative design incorporates several features, including a bent portion and an inflection portion that enhances the bag's usability and stability.

Takeuchi's recent patent for a golf club emphasizes a refined design that integrates a golf club shaft, head, and grip, with a strategic weight member attached to the shaft. This weight member, possessing a specific gravity of 2.5 or more and measuring 20 mm or less in length, is positioned in the grip-end portion to optimize mass distribution. This inventive approach aims to improve the overall performance and feel of the golf club for users.

Career Highlights

Throughout his career, Hiroyuki Takeuchi has made substantial strides in the field of golf equipment engineering. He has worked with prominent companies such as Sri Sports Limited and Sumitomo Rubber Industries, where he has applied his inventive talents to create groundbreaking products that cater to both amateur and professional golfers. His dedication to innovation has firmly established his reputation in the industry.

Collaborations

In his professional journey, Takeuchi has collaborated with esteemed colleagues, including Takeshi Ashino and Kunio Niwa. These partnerships have allowed him to leverage a wealth of knowledge and expertise, further driving his creative endeavors in the golf equipment sector.

Conclusion

Hiroyuki Takeuchi stands out as a pioneering inventor whose work significantly impacts the golf industry. Through his latest patents and collaborations, he continues to push the boundaries of innovation, ensuring that golfers have access to the best equipment available. His contributions not only enhance the performance of players but also enrich the sporting experience as a whole.

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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