Toda, Japan

Tadafumi Yokota

This inventor holds 3 USPTO granted patents. Top assignees: Nippon Mining Co., Ltd., Japan Energy Corporation. Active years: 1990-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadafumi Yokota. Retrieved from https://idiyas.com/inventor/tadafumi-yokota

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


% Patents Active = 66.7

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Location History:

  • Saitama, JP (1990)
  • Toda, JP (1993 - 2006)

Company Filing History:


Years Active: 1990-2006

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3 patents (USPTO):Explore Patents

Title: Tadafumi Yokota: Innovator in Ketone Production

Introduction

Tadafumi Yokota is a notable inventor based in Toda, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of ketone compounds. With a total of 3 patents, his work has implications for various industries, including pharmaceuticals and polymers.

Latest Patents

Yokota's latest patents include innovative methods for producing ketone compounds. One of his notable inventions is a production method for a ketone, specifically a macrocyclic ketone, derived from a 2-hydroxycycloalkanone with 12 to 18 carbon atoms. This method efficiently dehydrated and reduced the acyloin in a single reaction vessel. Another patent focuses on a process that involves dehydrating and reducing an acyloin in the presence of both an acid catalyst and a reduction catalyst, utilizing hydrogen. Additionally, he has developed a process for producing omega-hydroxy fatty acids, which are valuable for synthesizing medicaments, perfumes, and polymers.

Career Highlights

Throughout his career, Tadafumi Yokota has worked with prominent companies such as Nippon Mining Co., Ltd. and Japan Energy Corporation. His experience in these organizations has allowed him to refine his expertise in chemical processes and innovation.

Collaborations

Yokota has collaborated with esteemed colleagues, including Akio Watanabe and Hiroshi Okino. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Tadafumi Yokota's contributions to the field of chemical engineering, particularly in ketone production, highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving industrial processes and creating valuable compounds for various applications.

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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