Chigasaki, Japan

Tomonori Miyazawa

This inventor holds 6 USPTO granted patents and 1 published patent application and 4 EPO patents. Top assignees: Nissan Motor Company Limited, Nippon Piston Ring Co., Ltd., Daido Steel Co., Ltd.. Active years: 1999-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomonori Miyazawa. Retrieved from https://idiyas.com/inventor/tomonori-miyazawa

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

USPTO Granted Patents = 6 

% Patents Active = 66.7

 

Average Co-Inventor Count = 6.7

ph-index = 3

Forward Citations = 57(Granted Patents)


Location History:

  • Ebina, JP (1999)
  • Yokohama, JP (2003)
  • Kanagawa, JP (2009)
  • Fujisawa, JP (2010)
  • Chigasaki, JP (2013 - 2019)

Company Filing History:


Years Active: 1999-2019

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6 patents (USPTO):Explore Patents

Title: **Tomonori Miyazawa: Innovator in Piston Ring Technology**

Introduction

Tomonori Miyazawa, hailing from Chigasaki, Japan, is an accomplished inventor with a total of six patents to his name. His innovative work primarily focuses on advancements in piston ring technology for internal combustion engines, contributing significantly to engineering solutions in the automotive industry.

Latest Patents

One of Miyazawa's latest patents involves a highly heat conductive piston ring designed for internal combustion engines. This piston ring is engineered to maintain gas seal and heat transfer functions over extended periods, especially in high-compression gasoline engines. The innovative ring is composed of an Mn-Cr steel base material that includes specific percentages of various elements such as carbon, silicon, manganese, chromium, phosphorus, and sulfur, ensuring optimal performance under demanding conditions. Additionally, he has developed a refined steel piston ring with closely monitored components to achieve desired performance metrics. These inventions underscore his commitment to enhancing engine efficiency and longevity.

Career Highlights

Throughout his career, Tomonori Miyazawa has contributed his expertise to notable companies, including Nissan Motor Company Limited and Nippon Piston Ring Co., Ltd. His work has been instrumental in advancing automotive technology, particularly in the development of piston rings that meet the growing demands for efficiency and performance in modern engines.

Collaborations

Miyazawa has collaborated with esteemed colleagues like Junpei Ogawa and Yoshio Okada, combining their talents to push the boundaries of innovation in the automotive sector. These partnerships reflect the collaborative spirit essential for driving technological advancements in engine components.

Conclusion

Tomonori Miyazawa's contributions to the field of piston ring technology illustrate his exceptional ability as an inventor. With six patents reflecting his innovative spirit and dedication, he continues to impact the automotive industry significantly. His ongoing work and collaborations promise further advancements, ensuring that the future of internal combustion engines remains bright and efficient.

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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