Ichihara, Japan

Masashi Hamba

This inventor holds 4 USPTO granted patents. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1991-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Hamba. Retrieved from https://idiyas.com/inventor/masashi-hamba

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


% Patents Active = 50.0

Average Co-Inventor Count = 2.3

ph-index = 2

Forward Citations = 46(Granted Patents)


Location History:

  • Chiba, JP (1991)
  • Ichihara, JP (2002 - 2011)

Company Filing History:


Years Active: 1991-2011

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4 patents (USPTO):Explore Patents

Title: Masashi Hamba: Innovator in Polymer Production

Introduction

Masashi Hamba is a prominent inventor based in Ichihara, Japan. He has made significant contributions to the field of polymer production, holding a total of 4 patents. His innovative work focuses on enhancing the efficiency and quality of polymer manufacturing processes.

Latest Patents

Hamba's latest patents include a gas-phase fluidized-bed reactor and a multivessel polymerization reactor. The gas-phase fluidized-bed reactor is designed to conduct reactions by feeding gas through a gas-distribution plate located at the lower part of a reaction vessel. This setup allows for the formation of a fluidized bed, which is crucial for achieving excellent homogeneity in polymer structure during gas-phase polymerization. Additionally, his process for producing olefin polymer involves polymerizing an olefin in a gas phase using a homogeneous solid catalyst, ensuring a high-quality product.

Career Highlights

Masashi Hamba is currently employed at Sumitomo Chemical Company, Limited, where he continues to develop innovative solutions in polymer technology. His work has significantly impacted the efficiency of polymer production processes, making them more effective and reliable.

Collaborations

Hamba has collaborated with notable colleagues, including Yukio Naito and Kohzoh Miyazaki. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Masashi Hamba's contributions to polymer production through his patents and collaborative efforts highlight his role as a key innovator in the field. His work continues to influence the industry and pave the way for future advancements in polymer technology.

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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