Osaka, Japan

Hirokazu Suruga

This inventor holds 5 USPTO granted patents, plus 2 CIPO patents and 1 EPO patent. Top assignees: Big Alpha Co., Inc., Daishowa Seiki Kabushiki Kaisha, Big Daishowa Co., Ltd.. Active years: 2006-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirokazu Suruga. Retrieved from https://idiyas.com/inventor/hirokazu-suruga

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

Calculating rank

% Patents Active = 80.0



Average Co-Inventor Count = 1.8

ph-index = 2

Forward Citations = 10(Granted Patents)


Location History:

  • Higashi-Osaka, JP (2012)
  • Nara, JP (2016)
  • Higashiosaka, JP (2017)
  • Osaka, JP (2006 - 2020)

Company Filing History:


Years Active: 2006-2020

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5 patents (USPTO):Explore Patents

Title: Hirokazu Suruga: Innovator in Tool Holding Technologies

Introduction

Hirokazu Suruga is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of tool holding technologies, with a focus on precision gripping mechanisms. Suruga holds a total of 5 patents, showcasing his innovative spirit and technical expertise.

Latest Patents

Suruga's latest patents include a tool chuck, a tool holding method, and a tool removing method. The tool chuck is designed to allow precision gripping of a tool by a collet when the collet is pushed into a chuck body. This invention features a collet for gripping a tool, a chuck body with a receiving portion for the collet, and a holder that moves together with the collet along an axial direction. Additionally, the tool holding structure effectively prevents a cutting tool from coming off the chuck portion, utilizing a fitting member that ensures secure attachment and prevents relative rotation.

Career Highlights

Throughout his career, Hirokazu Suruga has worked with notable companies such as Big Alpha Co., Inc. and Daishowa Seiki Kabushiki Kaisha. His experience in these organizations has contributed to his development as an inventor and innovator in the field of tool technology.

Collaborations

Suruga has collaborated with talented individuals in his field, including Tsuyoshi Komine and Takashi Yamamoto. These partnerships have likely fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Hirokazu Suruga's contributions to tool holding technologies demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of engineering principles and a desire to improve the efficiency and effectiveness of tool usage.

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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