Takaishi, Japan

Nobumasa Arashiba

This inventor holds 3 USPTO granted patents. Top assignee: Mitsui Toatsu Chemicals, Incorporated. Active years: 1984-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobumasa Arashiba. Retrieved from https://idiyas.com/inventor/nobumasa-arashiba

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 = 3.6

ph-index = 2

Forward Citations = 31(Granted Patents)


Location History:

  • Takaishi, JP (1984 - 1985)
  • Yokohama, JP (1991)

Company Filing History:


Years Active: 1984-1991

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3 patents (USPTO):Explore Patents

Title: Nobumasa Arashiba: Innovator in Epoxy Compound Preparation

Introduction

Nobumasa Arashiba is a notable inventor based in Takaishi, Japan. He has made significant contributions to the field of chemical engineering, particularly in the preparation of epoxy compounds. With a total of 3 patents to his name, Arashiba's work has garnered attention for its innovative approaches and practical applications.

Latest Patents

One of Arashiba's latest patents is a method for preparing an epoxy compound. This novel method involves reacting an olefin compound with 4 to 16 carbon atoms with an organic hydroperoxide in an inactive solvent. The process is conducted in the presence of a molybdenum compound and at least one metal halide, which can include sodium chloride, potassium iodide, sodium bromide, or barium chloride. This innovative approach allows for the preparation of epoxy compounds in extremely high yields, showcasing Arashiba's expertise in chemical synthesis.

Career Highlights

Nobumasa Arashiba is currently associated with Mitsui Toatsu Chemicals, Incorporated, where he continues to advance his research and development efforts. His work has not only contributed to the company's portfolio but has also pushed the boundaries of what is possible in the field of epoxy compounds.

Collaborations

Throughout his career, Arashiba has collaborated with esteemed colleagues such as Yoshiaki Toyoda and Yoshihiro Ikeda. These collaborations have fostered a rich environment for innovation and have led to the development of groundbreaking technologies in their field.

Conclusion

Nobumasa Arashiba stands out as a prominent inventor in the realm of chemical engineering. His innovative methods for preparing epoxy compounds reflect his dedication to advancing technology and improving industrial processes. His contributions will undoubtedly continue to influence the field for years to come.

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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