Chiba, Japan

Masahiro Tokumitsu

This inventor holds 1 USPTO granted patent. Top assignee: Mitsui Toatsu Chemicals, Incorporated. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Tokumitsu. Retrieved from https://idiyas.com/inventor/masahiro-tokumitsu

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 = 6.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: Masahiro Tokumitsu and His Patent for Producing Amide Compounds.

Introduction

Masahiro Tokumitsu is an inventor associated with Chiba, Japan, and Mitsui Toatsu Chemicals, Incorporated. His recorded patent concerns a process for producing amide compounds.

Latest Patents

Tokumitsu’s listed patent, “Process for Producing Amide Compounds,” describes producing amides by reacting nitriles with water in a liquid phase in the presence of manganese oxide containing an element selected from specified groups of the Periodic Table. His record lists 1 patent.

Career Highlights

The available information connects Tokumitsu’s inventive work with Mitsui Toatsu Chemicals, Incorporated. The patent focuses on a chemical production process involving nitriles, water, and manganese oxide.

Collaborations

Tokumitsu’s listed coworkers include Hiroharu Kageyama and Masamitsu Inomata.

Conclusion

Masahiro Tokumitsu’s recorded contribution is a patent describing a manganese-oxide-based process for producing amide compounds, associated with his work at Mitsui Toatsu Chemicals, Incorporated.

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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