Ube, Japan

Katsuro Masunaga

This inventor holds 7 USPTO granted patents. Top assignee: Ube Industries, Inc.. Active years: 1979-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuro Masunaga. Retrieved from https://idiyas.com/inventor/katsuro-masunaga

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 = 4.6

ph-index = 5

Forward Citations = 54(Granted Patents)


Company Filing History:


Years Active: 1979-1989

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7 patents (USPTO):Explore Patents

Title: **Katsuro Masunaga: Innovator in Oxalic Acid Derivatives**

Introduction

Katsuro Masunaga is a prominent inventor based in Ube, Japan, with a noteworthy contribution to the field of chemical engineering, specifically in the production of oxalic acid derivatives. His innovative approaches have earned him a total of seven patents, showcasing his expertise and dedication to advancing chemical processes.

Latest Patents

Among his latest patents, two significant innovations stand out: the "Process for the preparation of a diester of oxalic acid" and the "Process for the production of a diester of oxalic acid." Both patents describe a vapor phase catalytic reaction involving carbon monoxide and an ester of nitrous acid, utilizing a specially designed catalyst comprising a solid carrier and a catalyst component. These improvements in catalyst design are crucial for enhancing the efficiency and effectiveness of the chemical synthesis involved.

Career Highlights

Katsuro Masunaga has made substantial contributions to Ube Industries, Inc., where he applies his extensive knowledge of chemical processes. His work has not only been instrumental in his company’s innovations but has also had a lasting impact on the broader field of industrial chemistry.

Collaborations

Throughout his career, Katsuro Masunaga has collaborated with esteemed coworkers Yasushi Shiomi and Sumio Umemura. These partnerships have fostered an environment of creativity and shared knowledge, leading to various breakthroughs in their research and development efforts.

Conclusion

Katsuro Masunaga's contributions to the field of chemical engineering, particularly through his patents related to the production of oxalic acid diesters, exemplify the spirit of innovation. His work at Ube Industries, Inc. and collaborations with talented colleagues continue to inspire advancements in chemical processes, positioning him as a key figure in his industry.

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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