Tokuyama, Japan

Yoshio Okada

This inventor holds 2 USPTO granted patents. Top assignee: Idemitsu Petrochemical Co., Ltd.. Active years: 1978-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Okada. Retrieved from https://idiyas.com/inventor/yoshio-okada-g885hl3o

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 = 2

Forward Citations = 10(Granted Patents)


Location History:

  • Tokuyama, JA (1978)
  • Tokuyama, JP (1998)

Company Filing History:


Years Active: 1978-1998

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2 patents (USPTO):Explore Patents

Title: The Innovations of Yoshio Okada

Introduction

Yoshio Okada is a notable inventor based in Tokuyama, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of high-impact polystyrene and carboxylic acids. With a total of 2 patents to his name, Okada's work has had a lasting impact on the industry.

Latest Patents

Okada's latest patents include a "Process for producing monocarboxylic and/or dicarboxylic acids" and a "Method for producing a high impact polystyrene." The latter patent describes an innovative method for producing high-impact polystyrene from styrene monomers and rubbery polymers. This method involves passing the reactants through a tubular reactor with constricted flow pathways, ensuring laminar flow during the first stage of polymerization. This process allows for a uniform shearing effect, resulting in a product with superior high-impact properties.

Career Highlights

Yoshio Okada has been associated with Idemitsu Petrochemical Co., Ltd., where he has applied his expertise in chemical processes. His work has contributed to advancements in polymer production, enhancing the quality and performance of materials used in various applications.

Collaborations

Okada has collaborated with notable colleagues such as Tadashi Kato and Shigeaki Mochizuki. Their combined efforts have fostered innovation and development in the field of chemical engineering.

Conclusion

Yoshio Okada's contributions to the field of chemical engineering through his patents and collaborations highlight his role as a significant inventor. His innovative methods continue to influence the production of essential materials 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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