Chiba, Japan

Suetou Hayashida

This inventor holds 4 USPTO granted patents. Top assignees: Maruzen Petrochemical Company, Limited, Chisso Corporation, Chisso Corporation & Maruzen Petrochemical Co., Ltd.. Active years: 1990-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Suetou Hayashida. Retrieved from https://idiyas.com/inventor/suetou-hayashida

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 = 3.4

ph-index = 2

Forward Citations = 34(Granted Patents)


Location History:

  • Noda, JP (1990)
  • Chiba, JP (1990 - 1992)

Company Filing History:


Years Active: 1990-1992

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4 patents (USPTO):Explore Patents

Title: Suetou Hayashida: Innovator in Polypropylene Resin Technology

Introduction

Suetou Hayashida is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of polypropylene resin technology, holding a total of 4 patents. His work focuses on the development of opacified molded products, which have various applications in the industry.

Latest Patents

Hayashida's latest patents include a process for producing an opacified molded product. This invention relates to a method of creating a molded product composed mainly of polypropylene resin. The process aims to produce an opacified stretched molded product with a total light transmittance of 50% or less and a density of 0.89 or less. The composition includes 100 parts by weight of polypropylene and 3 to 40 parts by weight of a cyclopentadiene petroleum resin or its hydrogenated variant. Additionally, he has developed methods for producing a resin composition that includes crystalline polypropylene and a copolymer resin.

Career Highlights

Throughout his career, Suetou Hayashida has worked with prominent companies such as Maruzen Petrochemical Company, Limited and Chisso Corporation. His experience in these organizations has allowed him to refine his expertise in resin technology and contribute to innovative solutions in the field.

Collaborations

Hayashida has collaborated with notable coworkers, including Kyoichiro Kimura and Takashi Kuroda. These partnerships have fostered a creative environment that has led to advancements in polypropylene resin applications.

Conclusion

Suetou Hayashida's contributions to the field of polypropylene resin technology are significant and impactful. His innovative patents and collaborations highlight his dedication to advancing materials science.

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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