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For the Inventor, By the Inventor

Yamaguchi, Japan

Nobumasa Mukai

This inventor holds 2 USPTO granted patents. Top assignee: Mitsui Chemicals, Inc.. Active years: 2003-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobumasa Mukai. Retrieved from https://idiyas.com/inventor/nobumasa-mukai

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

USPTO Granted Patents = 2

% Patents Active = 100.0

Average Co-Inventor Count = 5.5

ph-index = 1

Forward Citations = 41(Granted Patents)


Company Filing History:

goldMedal2 out of 1,816 
 
Mitsui Chemicals, Inc.
 patents

Years Active: 2003-2007

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2 patents (USPTO):Explore Patents
1. 7300998 - Polyester resin and catalyst for polyester production, process for producing polyester resin with the catalyst, polyester resin obtained with the catalyst, and hollow molded container comprising the polyester resins (2007-11-27),
2. 6649731 - Catalysts for polyester production, process for producing polyester, and polyester (2003-11-18),

Title: Nobumasa Mukai: Innovator in Polyester Resin Technology

Introduction

Nobumasa Mukai is a prominent inventor based in Yamaguchi, Japan. He has made significant contributions to the field of polyester resin technology, holding 2 patents that focus on improving the production and quality of polyester resins.

Latest Patents

Mukai's latest patents include innovations related to polyester resin and catalysts for polyester production. His inventions aim to provide high-quality polyester resin with enhanced productivity, stability, and safety. The catalyst he developed exhibits high catalytic activity and is designed to produce polyester resin that meets specific parameters regarding polymerizability, stability, and metal content. Notably, the catalyst comprises a solid titanium-containing compound with a maximum solubility in ethylene glycol and an alkali metal compound, ensuring optimal performance in polyester production.

Career Highlights

Mukai is currently associated with Mitsui Chemicals, Inc., where he continues to advance his research and development efforts in polyester technology. His work has led to the creation of polyester resins that offer better transparency, improved hue, and lower acetaldehyde content compared to conventional methods.

Collaborations

Mukai collaborates with esteemed colleagues such as Hideshi Hori and Fujito Ehara, contributing to a dynamic research environment that fosters innovation in polyester resin technology.

Conclusion

Nobumasa Mukai's contributions to polyester resin technology exemplify his commitment to innovation and quality. His patents reflect a deep understanding of the complexities involved in polyester production, paving the way for advancements 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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