Saitama, Japan

Hiroshi Ezaki

This inventor holds 10 USPTO granted patents. Top assignee: Bridgestone Sports Co., Ltd.. Active years: 1995-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Ezaki. Retrieved from https://idiyas.com/inventor/hiroshi-ezaki

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

Calculating rank

% Patents Active = 90.0

Average Co-Inventor Count = 2.2

ph-index = 10

Forward Citations = 911(Granted Patents)


Location History:

  • Saitama-ken, JP (1997 - 1998)
  • Tokyo, JP (1995 - 2008)

Company Filing History:


Years Active: 1995-2008

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10 patents (USPTO):Explore Patents

Title: Biography of Hiroshi Ezaki

Introduction

Hiroshi Ezaki is a prominent inventor based in Saitama-ken, Japan. He has made significant contributions to the field of sports equipment, particularly in the design and innovation of golf club heads. With a total of 10 patents to his name, Ezaki has established himself as a key figure in the industry.

Latest Patents

Ezaki's latest patents include innovative designs for golf club heads. One of his notable inventions features a golf club head formed from a front-face body made of a metal material, an FRP body, a metal sole plate, and a weight member. The front-face body is constructed from a crystalline metal and includes a face plate made of an amorphous metal, which is securely attached through caulking. Another patent describes a golf club head with a head body that includes a face member fitted over an aperture, supported by a vertical rib that divides the cavity into multiple sections.

Career Highlights

Hiroshi Ezaki has had a successful career at Bridgestone Sports Co., Ltd., where he has been instrumental in developing cutting-edge golf equipment. His work has not only enhanced the performance of golf clubs but has also contributed to the overall advancement of sports technology.

Collaborations

Throughout his career, Ezaki has collaborated with talented individuals such as Hirato Shimasaki and Tetsuya Miy

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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