Yokohama, Japan

Eiji Otsuka

This inventor holds 2 USPTO granted patents. Top assignee: Mitsui Toatsu Chemicals, Incorporated. Active years: 1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Otsuka. Retrieved from https://idiyas.com/inventor/eiji-otsuka-jrsl3cy8

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 = 4.8

ph-index = 1

Forward Citations = 15(Granted Patents)


Location History:

  • Yokohama, JP (1979)
  • Fujisawa, JP (1979)

Company Filing History:


Years Active: 1979

Loading Chart...
2 patents (USPTO):Explore Patents

Title: Eiji Otsuka: Innovator in Chemical Engineering

Introduction

Eiji Otsuka is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of innovative apparatuses and processes. With a total of 2 patents to his name, Otsuka continues to push the boundaries of technology in his industry.

Latest Patents

Otsuka's latest patents include a "Chemical apparatus for corrosive materials" and a "Process for controlling the temperature during urea synthesis." The chemical apparatus is designed to handle corrosive materials effectively, featuring a heat exchanger coupled to a header, with inlets for both fluid raw materials and non-corrosive materials. The design includes a tube baffle and an inner member to optimize the reaction process. His urea synthesis process improves the conversion of ammonia and carbon dioxide to urea by maintaining a constant temperature in the synthesis zone, ensuring efficiency and effectiveness in production.

Career Highlights

Eiji Otsuka is currently employed at Mitsui Toatsu Chemicals, Incorporated, where he applies his expertise in chemical engineering. His work focuses on developing innovative solutions that enhance production processes and improve safety in handling corrosive materials.

Collaborations

Otsuka collaborates with talented coworkers such as Shigeru Inoue and Toshiki Kato. Together, they contribute to advancements in chemical engineering and the development of new technologies.

Conclusion

Eiji Otsuka is a prominent figure in the field of chemical engineering, known for his innovative patents and contributions to the industry. His work continues to influence the development of safer and more efficient chemical processes.

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]
Loading…