Funabashi, Japan

Tomio Kawaguchi

This inventor holds 2 USPTO granted patents. Top assignee: Sumitomo Metal Mining Company, Ltd.. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomio Kawaguchi. Retrieved from https://idiyas.com/inventor/tomio-kawaguchi

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 = 3.7

ph-index = 2

Forward Citations = 24(Granted Patents)


Company Filing History:


Years Active: 1991

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2 patents (USPTO):Explore Patents

Title: The Innovations of Tomio Kawaguchi

Introduction

Tomio Kawaguchi is a notable inventor based in Funabashi, Japan. He has made significant contributions to the field of catalysis, particularly in the hydrotreating of hydrocarbons. With a total of 2 patents to his name, Kawaguchi's work has implications for improving the efficiency of hydrocarbon processing.

Latest Patents

Kawaguchi's latest patents include a catalyst for hydrotreating hydrocarbons that operates without the need for presulfiding. This catalyst comprises a carrier of an inorganic oxide containing a sulfurizing agent and a water-soluble compound of two metals, one from Group VI and the other from Group VIII of the Periodic Table. The carrier has pores where a precursor of a sulfide is formed, and the coordination number of the closest Group VI metal is less than 0.25. His second patent focuses on catalysts composed of a carrier substance primarily made of aluminum oxide or its hydrate, along with various water-soluble compounds and organic compounds. These catalysts do not require presulfurization or heat treatment, allowing for direct application in hydrotreating hydrocarbons.

Career Highlights

Kawaguchi is currently employed at Sumitomo Metal Mining Company, Ltd., where he continues to innovate in the field of catalysis. His work has been instrumental in advancing technologies that enhance the processing of hydrocarbons, making them more efficient and environmentally friendly.

Collaborations

Some of his notable coworkers include Shigeru Sakai and Yasuhito Takahashi. Their collaborative efforts contribute to the innovative environment at Sumitomo Metal Mining Company, Ltd.

Conclusion

Tomio Kawaguchi's contributions to the field of catalysis, particularly in hydrotreating hydrocarbons, highlight his role as a significant inventor. His patents reflect a commitment to innovation and efficiency in hydrocarbon processing.

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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