Okayama, Japan

Kohei Hayashi

This inventor holds 4 USPTO granted patents and 2 EPO patents. Top assignees: Kuraray Co., Ltd., Osaka Research Institute of Industrial Science and Technology. Active years: 2003-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kohei Hayashi. Retrieved from https://idiyas.com/inventor/kohei-hayashi-8hrdt5b3

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 = 4.2

ph-index = 3

Forward Citations = 60(Granted Patents)


Location History:

  • Okayama-Pref., JP (2003)
  • Okayama, JP (2005 - 2014)
  • Osaka, JP (2024)

Company Filing History:


Years Active: 2003-2024

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4 patents (USPTO):Explore Patents

Title: Innovation and Impact: The Contributions of Inventor Kohei Hayashi

Introduction

Kohei Hayashi, a distinguished inventor based in Okayama, Japan, has made significant contributions to the field of material science and sound insulation technology. With a remarkable portfolio of four patents, his innovative spirit continues to drive advancements in various industries.

Latest Patents

Among his latest patents, Hayashi has developed a **Patterned Fiber Substrate**, which consists of a fiber substrate featuring a functional material pattern. This invention incorporates a contact angle of 100 to 170° with pure water, ensuring unique properties that enhance the substrate's functionality. Another notable patent is the **Sound Insulation Floor Structure**, which comprises a complex assembly of components aimed at reducing floor impact sound. This structure includes a floor backing member, a finishing layer, and an intermediate layer with a buffer member that features a nonwoven structure to improve comfort and sound insulation.

Career Highlights

Hayashi has collaborated with leading companies in the field, including Kuraray Co., Ltd. and the Osaka Research Institute of Industrial Science and Technology. His work has been instrumental in developing solutions that meet the needs of various industries, particularly in enhancing acoustic and material properties.

Collaborations

Throughout his career, Hayashi has had the pleasure of working alongside talented individuals such as Hisao Yoneda and Yoshiki Nobuto. Their collaborative efforts have bolstered the innovative projects that Hayashi has embarked upon, demonstrating the value of teamwork in fostering creativity and practical applications of inventions.

Conclusion

Kohei Hayashi's contributions to the fields of materials and sound insulation are a testament to his inventive spirit and commitment to innovation. His patents reflect not only his technical expertise but also his ability to address pressing challenges in contemporary design and construction. As innovation continues to evolve, Hayashi's work will undoubtedly leave a lasting impact on the industry.

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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