Sodegaura, Japan

Masaru Ishino

This inventor holds 27 USPTO granted patents and 4 EPO patents, primarily in Propylene Oxide Production. Top assignees: Sumitomo Chemical Company, Limited, Agency of Industrial Science and Technology. Active years: 1982-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaru Ishino. Retrieved from https://idiyas.com/inventor/masaru-ishino

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 77.8


Average Co-Inventor Count = 2.7

ph-index = 6

Forward Citations = 329(Granted Patents)


Location History:

  • Takatsuki, JP (1982 - 1986)
  • Osaka, JP (1982 - 1992)
  • Ibaraki, JP (1992 - 1994)
  • Ichihara, JP (1994 - 1997)
  • Chiba, JP (1993 - 2006)
  • Sodegaura, JP (2000 - 2011)

Company Filing History:


Years Active: 1982-2011

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Areas of Expertise:
Propylene Oxide
Catalyst Improvement
Aromatic Amines
Cumene Production
Dimerization
Alcohol Synthesis
Oxychlorination
Aldol Condensation
Titanosilicate
Copper-Based Catalyst
Halogenated Alkyl
Aliphatic Alcohols
27 patents (USPTO):Explore Patents

Title: Masaru Ishino: Innovator in Propylene Oxide Production

Introduction

Masaru Ishino, an accomplished inventor based in Sodegaura, Japan, has made significant contributions to the field of chemical engineering. With a remarkable portfolio of 27 patents, Ishino is recognized for his innovations, particularly in the production of propylene oxide.

Latest Patents

Among his notable patents are methods for producing propylene oxide. One such invention involves a method characterized by the reaction of peroxide with propylene in the presence of a titanosilicate catalyst. This catalyst is distinguished by its specific X-ray diffraction pattern and is represented by the formula xTiO·(1−x)SiO. Another patent outlines a process for producing propylene oxide, which includes the reaction of propylene with hydrogen peroxide using a crystalline titanosilicate catalyst with a pore structure of 12 or more oxygen-membered rings, carried out in an organic solvent that can be separated from an aqueous solution.

Career Highlights

Throughout his career, Masaru Ishino has held prominent positions in leading companies. He worked at Sumitomo Chemical Company, Limited, where he was instrumental in advancing chemical processes. Additionally, he has been associated with the Agency of Industrial Science and Technology, contributing to the development of innovative technologies and processes.

Collaborations

Ishino has collaborated with notable colleagues in his field, including Junpei Tsuji and Noriaki Oku. These collaborations have been essential in fostering innovation and enhancing research capabilities in chemical engineering.

Conclusion

Masaru Ishino's work in the field of propylene oxide production exemplifies his dedication to innovation. His patents and collaborations reflect a commitment to advancing chemical processes, solidifying his status as an influential inventor in the industry.

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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