Tokyo, Japan

Hajime Mifuka

This inventor holds 3 USPTO granted patents and 4 published patent applications and 1 EPO patent. Top assignee: Sumitomo Bakelite Company Limited. Active years: 2016-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Mifuka. Retrieved from https://idiyas.com/inventor/hajime-mifuka

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

USPTO Granted Patents = 3 

% Patents Active = 33.3

 

Average Co-Inventor Count = 1.9

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Tokyo, JP (2016 - 2018)
  • Fujieda, JP (2019)

Company Filing History:


Years Active: 2016-2019

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3 patents (USPTO):Explore Patents

Title: Hajime Mifuka: Innovator in Friction Material Technology

Introduction

Hajime Mifuka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of friction materials, holding a total of 3 patents. His work focuses on developing advanced materials that enhance performance and durability in various applications.

Latest Patents

Mifuka's latest patents include innovative solutions such as a resol phenolic resin for friction material, a method for producing the same, and an adhesive for friction material. His work on wet friction plates has also garnered attention, where he provides a resol phenolic resin characterized by specific structural units. These innovations are crucial for improving the efficiency and reliability of friction materials used in various industries.

Career Highlights

Hajime Mifuka is associated with Sumitomo Bakelite Company Limited, where he has been instrumental in advancing the company's research and development efforts. His expertise in phenolic resins has positioned him as a key figure in the development of high-performance friction materials.

Collaborations

Mifuka has collaborated with notable colleagues such as Tadashige Hirano and Kenichi Iso. Their combined efforts have led to significant advancements in the field, further enhancing the capabilities of friction materials.

Conclusion

Hajime Mifuka's contributions to the field of friction materials through his innovative patents and collaborations highlight his importance as an inventor. His work continues to influence the industry, paving the way for future advancements in material technology.

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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