Tokyo, Japan

Masao Imaizumi

This inventor holds 4 USPTO granted patents. Top assignee: Nippon Oil Company. Active years: 1979-1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masao Imaizumi. Retrieved from https://idiyas.com/inventor/masao-imaizumi

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 = 2.3

ph-index = 3

Forward Citations = 53(Granted Patents)


Company Filing History:


Years Active: 1979-1982

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4 patents (USPTO):Explore Patents

Title: Masao Imaizumi: Innovator in Hydrocarbon Processing

Introduction

Masao Imaizumi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of hydrocarbon processing, particularly in the separation and recovery of valuable compounds. With a total of 4 patents to his name, Imaizumi's work has had a notable impact on the industry.

Latest Patents

Imaizumi's latest patents include innovative processes for isolating and recovering butene-1 of high purity. This process involves continuously passing a butane-butene fraction through a reactor packed with a strongly acidic cation exchange resin. The method ensures high yield and purity of butene-1, which is essential for various applications. Another significant patent focuses on the continuous separation and recovery of isobutene from hydrocarbon mixtures. This process utilizes water to create a tertiary butanol-containing mixture, which is then distilled to recover isobutene efficiently.

Career Highlights

Masao Imaizumi is currently associated with Nippon Oil Company, where he continues to develop innovative solutions in hydrocarbon processing. His expertise in chemical engineering and process optimization has positioned him as a key figure in his field.

Collaborations

Imaizumi has collaborated with notable colleagues, including Mitsuo Yasuda and Ko Sakata. Their combined efforts have led to advancements in hydrocarbon processing technologies.

Conclusion

Masao Imaizumi's contributions to the field of hydrocarbon processing through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the industry and drive innovation forward.

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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