Ichihara, Japan

Yasumasa Fujii

This inventor holds 2 USPTO granted patents. Top assignees: Nec Environment Engineering, Ltd., Mitsui Petrochemical Ind. Ltd., Mitsui Petrochemical Industries, Ltd.. Active years: 1990-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasumasa Fujii. Retrieved from https://idiyas.com/inventor/yasumasa-fujii-e83tyr0t

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.5

ph-index = 1

Forward Citations = 6(Granted Patents)


Location History:

  • Ichihara, JP (1990)
  • Tokyo, JP (1993)

Company Filing History:


Years Active: 1990-1993

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2 patents (USPTO):Explore Patents

Title: Yasumasa Fujii: Innovator in Vibration Damping Technology

Introduction

Yasumasa Fujii is a notable inventor based in Ichihara, Japan. He has made significant contributions to the field of vibration damping technology, holding 2 patents that showcase his innovative approach to solving engineering challenges.

Latest Patents

Fujii's latest patents include a thermal adhesive vibration damping sheet and a composition having damping properties. The thermal adhesive vibration damping sheet features a sheet substrate with crystalline polyolefin particles, which enhance its performance by providing improved blocking resistance, adhesion to sheet steel through heat fusion, and impact resistance at low temperatures. His second patent discloses a damping member that comprises petroleum resin, asphalt, and mica. This innovative damping material can be easily attached to various substrates, including curved surfaces, ensuring excellent damping effects.

Career Highlights

Throughout his career, Yasumasa Fujii has worked with prominent companies such as NEC Environment Engineering, Ltd. and Mitsui Petrochemical Industries, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in vibration damping technologies.

Collaborations

Fujii has collaborated with talented individuals in his field, including Yoshio Iida and Youhei Suzuki. These partnerships have fostered a creative environment that has led to the development of innovative solutions in vibration damping.

Conclusion

Yasumasa Fujii's work in vibration damping technology exemplifies the impact of innovation in engineering. His patents reflect a commitment to improving product performance and functionality.

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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