Takasago, Japan

Sunao Mitsui

This inventor holds 4 USPTO granted patents. Top assignee: Toyo Kasei Kogyo Company Limited. Active years: 1998-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sunao Mitsui. Retrieved from https://idiyas.com/inventor/sunao-mitsui

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


% Patents Active = 75.0

Average Co-Inventor Count = 4.4

ph-index = 3

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1998-2007

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4 patents (USPTO):Explore Patents

Title: Sunao Mitsui: Innovator in Chemical Processes

Introduction

Sunao Mitsui is a notable inventor based in Takasago, Japan. He has made significant contributions to the field of chemistry, particularly in the development of innovative chemical processes. With a total of 4 patents to his name, Mitsui continues to push the boundaries of chemical engineering.

Latest Patents

Mitsui's latest patents include a process for the production of 1-aryl-5-(trifluoromethyl)-1H-tetrazoles. This invention involves a method for producing an N-aryl-2,2,2-trifluoroacetimidoyl chloride through a reaction in an organic solvent. The process utilizes a tertiary amine and a 2,2,2-trifluoro-N-arylacetamide, along with phosphorus oxychloride or diphenyl chlorophosphate. Another significant patent focuses on the manufacture of 2,5-dimercapto-1,3,4-thiadiazole dilithium salt and its dihydrate. This invention also encompasses a secondary lithium battery and positive electrode-active material that incorporates these compounds.

Career Highlights

Mitsui is currently associated with Toyo Kasei Kogyo Company Limited, where he applies his expertise in chemical processes. His work has been instrumental in advancing the company's research and development initiatives.

Collaborations

Throughout his career, Mitsui has collaborated with esteemed colleagues such as Kiyoto Koguro and Toshikazu Oga. These partnerships have fostered innovation and contributed to the successful development of various chemical processes.

Conclusion

Sunao Mitsui is a distinguished inventor whose work in chemical processes has led to multiple patents and advancements in the field. His contributions continue to influence the industry and inspire future innovations.

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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