Aichi, Japan

Yoshiyuki Kumazaki

This inventor holds 12 USPTO granted patents and 3 published patent applications. Top assignees: Toyota Boshoku Kabushiki Kaisha, Sumitomo Riko Company Limited. Active years: 2011-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiyuki Kumazaki. Retrieved from https://idiyas.com/inventor/yoshiyuki-kumazaki

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

USPTO Granted Patents = 12 

% Patents Active = 66.7

Average Co-Inventor Count = 2.4

ph-index = 5

Forward Citations = 55(Granted Patents)


Location History:

  • Aichi-ken, JP (2011 - 2023)
  • Aichi, JP (2022 - 2024)

Company Filing History:


Years Active: 2011-2024

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12 patents (USPTO):Explore Patents

Title: Innovations by Yoshiyuki Kumazaki

Introduction

Yoshiyuki Kumazaki is a notable inventor based in Aichi-ken, Japan. He has made significant contributions to the field of vehicle seating technology, holding a total of 12 patents. His work focuses on enhancing the comfort and functionality of vehicle seats, making them safer and more efficient.

Latest Patents

Kumazaki's latest patents include innovative designs for vehicle seats that provide a coupling structure with a vibration-reducing function at a low cost. One of his patents describes a vehicle seat that includes a cushion frame with a first member and a second member, coupled by a unique structure that incorporates elastic elements to reduce vibration. Another patent presents a vehicle seat capable of regulating load input while minimizing vibration, featuring a coupling structure that holds the first member between an auxiliary member and the second member.

Career Highlights

Throughout his career, Yoshiyuki Kumazaki has worked with prominent companies in the automotive industry, including Toyota Boshoku Corporation and Sumitomo Riko Company Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas in vehicle seating technology.

Collaborations

Kumazaki has collaborated with talented individuals such as Masumi Konaka and Takao Yamaguchi, contributing to the advancement of vehicle seat technology through teamwork and shared expertise.

Conclusion

Yoshiyuki Kumazaki's contributions to vehicle seating innovations demonstrate his commitment to improving comfort and safety in automotive design. His patents reflect a deep understanding of engineering principles and a dedication to enhancing user experience in vehicles.

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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