Hiroshima, Japan

Naomasa Utsunomiya

This inventor holds 1 USPTO granted patent. Top assignee: Toyo Kogyo Co., Ltd.. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naomasa Utsunomiya. Retrieved from https://idiyas.com/inventor/naomasa-utsunomiya

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 31(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: Naomasa Utsunomiya and an Innovation in Automobile Body Design

Introduction

Naomasa Utsunomiya is an inventor associated with Hiroshima, Japan, and Toyo Kogyo Co., Ltd. His work includes an automobile body design intended to reduce resonant vibrations while an engine is operating.

Latest Patents

Utsunomiya is credited with 1 patent, titled “Stiffened Automobile Body Structure.” The invention describes an automobile body panel with longitudinal and transverse rigid structural members around its perimeter, defining a panel section. Groups of longitudinal and transverse beads extend across portions of the panel. This arrangement is designed to help prevent resonant vibrations during engine operation.

Career Highlights

Utsunomiya’s patent reflects an engineering approach to improving vehicle-body stiffness and managing vibration. His work is associated with Toyo Kogyo Co., Ltd.

Collaborations

Yoshimitsu Tanaka is identified as Utsunomiya’s coworker.

Conclusion

Naomasa Utsunomiya’s patented stiffened automobile body structure illustrates how panel geometry and reinforcing features can help address vibration in vehicle design.

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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