Otake, Japan

Hideo Matsuzawa

This inventor holds 16 USPTO granted patents, primarily in Unsaturated Chemical Processes. Top assignee: Mitsubishi Rayon Company, Limited. Active years: 1976-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideo Matsuzawa. Retrieved from https://idiyas.com/inventor/hideo-matsuzawa

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 = 4.0

ph-index = 11

Forward Citations = 275(Granted Patents)


Location History:

  • Ohtake, JA (1976 - 1977)
  • Otake, JA (1977)
  • Ohotake, JA (1977)
  • Yamaguchi, JP (1979)
  • Ohtake, JP (1978 - 1983)
  • Otake, JP (1978 - 1991)

Company Filing History:


Years Active: 1976-1991

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Areas of Expertise:
Unsaturated Carboxylic Acids
Unsaturated Aldehydes
Catalytic Process
Organic Acids
Fatty Acids
Chromium Ion Removal
Oxidation Catalyst
Methacrylic Acid
Tertiary Butyl Alcohol
Vapor-Phase Oxidation
16 patents (USPTO):Explore Patents

Title: Hideo Matsuzawa: Innovator in Catalytic Processes

Introduction

Hideo Matsuzawa is a prominent inventor known for his significant contributions to the field of chemical engineering. He is based in Otake, Japan, and holds an impressive portfolio of 16 patents. His work primarily focuses on the catalytic processes involved in the production of unsaturated carboxylic acids and aldehydes.

Latest Patents

Matsuzawa's latest patents include a process for the preparation of unsaturated carboxylic acids. This process involves the gas phase catalytic oxidation of an unsaturated aldehyde with molecular oxygen at temperatures ranging from 200 to 500 degrees Celsius. The reaction is conducted in the presence of a specific catalyst formula. Another notable patent is for producing unsaturated aldehydes and unsaturated fatty acids. This process catalytically oxidizes at least one olefinic hydrocarbon of 3 to 4 carbon atoms in the gas phase with molecular oxygen at temperatures between 200 and 450 degrees Celsius. The catalyst used in this process is a complex formula involving various metals and their atomic ratios.

Career Highlights

Matsuzawa is currently employed at Mitsubishi Rayon Company, Limited, where he continues to innovate and develop new processes. His work has significantly impacted the chemical industry, particularly in the production of valuable chemical compounds.

Collaborations

Throughout his career, Matsuzawa has collaborated with notable colleagues, including Hiromichi Ishii and Masao Kobayashi. These collaborations have further enhanced his research and development efforts.

Conclusion

Hideo Matsuzawa's contributions to catalytic processes and his extensive patent portfolio underscore his role as a leading inventor in the chemical engineering field. His innovative work continues to influence the industry and pave the way for future advancements.

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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