Tokyo, Japan

Tomoyuki Yamaguchi

This inventor holds 7 USPTO granted patents and 11 published patent applications. Top assignees: Hoya Corporation, King Jim Co., Ltd., Kung Jun Co., Ltd.. Active years: 1992-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoyuki Yamaguchi. Retrieved from https://idiyas.com/inventor/tomoyuki-yamaguchi-clko4dj4

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

USPTO Granted Patents = 7 

% Patents Active = 71.4

Average Co-Inventor Count = 4.5

ph-index = 3

Forward Citations = 113(Granted Patents)


Location History:

  • Shinjuku-ku, JP (2015)
  • Tokyo, JP (1992 - 2024)

Company Filing History:


Years Active: 1992-2024

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7 patents (USPTO):Explore Patents

Title: The Innovations of Tomoyuki Yamaguchi

Introduction

Tomoyuki Yamaguchi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of innovation, holding a total of seven patents. His work primarily focuses on medical and manufacturing technologies, showcasing his versatility and expertise.

Latest Patents

One of Yamaguchi's latest patents addresses the finding and treatment of inflammation after birth in chimeric animals. This invention reveals that chimeric animals experience noticeable inflammation post-birth, a phenomenon not previously reported. The invention provides a composition aimed at suppressing immune response or inflammation during the fetal period of these animals. Another notable patent involves a manufacturing method for a glass substrate used in magnetic disks. This method effectively removes metallic contaminants from the glass substrate surfaces without increasing their roughness, utilizing an alkaline aqueous solution with specific concentrations and pH levels.

Career Highlights

Throughout his career, Yamaguchi has worked with notable companies such as Hoya Corporation and King Jim Co., Ltd. His experience in these organizations has contributed to his development as an inventor and innovator.

Collaborations

Yamaguchi has collaborated with esteemed colleagues, including Kenji Watanabe and Takanobu Kameda. These partnerships have likely enriched his work and expanded his impact in the field of innovation.

Conclusion

Tomoyuki Yamaguchi's contributions to innovation through his patents and collaborations highlight his significant role in advancing technology. His work continues to influence various industries, showcasing the importance of inventive thinking in solving complex problems.

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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