Ube, Japan

Masao Tsuruoka

This inventor holds 3 USPTO granted patents. Top assignee: Ube Industries, Inc.. Active years: 1978-1981.

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

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 = 6.2

ph-index = 2

Forward Citations = 15(Granted Patents)


Location History:

  • Ube, JA (1978)
  • Ube, JP (1980 - 1981)

Company Filing History:


Years Active: 1978-1981

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3 patents (USPTO):Explore Patents

Title: Masao Tsuruoka: Innovator in Acrylonitrile Production

Introduction

Masao Tsuruoka is a prominent inventor based in Ube, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of acrylonitrile. With a total of 3 patents to his name, Tsuruoka's work has had a notable impact on industrial processes.

Latest Patents

Tsuruoka's latest patents include innovative methods for the catalytic preparation of acrylonitrile. One of his patents describes a process where acrylonitrile is produced from propylene with excellent conversion rates and selectivity. This process involves bringing a reaction feed containing propylene, molecular oxygen, and ammonia into contact with a specific catalyst at elevated temperatures. Another patent outlines a method for the catalytic production of acrylonitrile, emphasizing high yield through a carefully formulated catalyst composition.

Career Highlights

Throughout his career, Masao Tsuruoka has been associated with Ube Industries, Inc., where he has played a crucial role in advancing chemical production techniques. His expertise in catalysis has led to improved efficiencies in the production of acrylonitrile, a vital chemical in various industrial applications.

Collaborations

Tsuruoka has collaborated with notable colleagues such as Sumio Umemura and Kyoji Ohdan. These partnerships have fostered innovation and contributed to the development of new methodologies in chemical engineering.

Conclusion

Masao Tsuruoka's contributions to the field of acrylonitrile production exemplify the importance of innovation in chemical engineering. His patents reflect a commitment to enhancing industrial processes and improving product yields.

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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