Tokyo, Japan

Masanao Kawabe

This inventor holds 7 USPTO granted patents and 2 published patent applications and 2 EPO patents. Top assignees: Nippon Steel Chemical & Material Co., Ltd., Nippon Steel Chemical Co., Ltd., Nippon Steel Corporation. Active years: 1991-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanao Kawabe. Retrieved from https://idiyas.com/inventor/masanao-kawabe-m2zv4ce9

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

Calculating rank
USPTO Granted Patents = 7 

% Patents Active = 85.7

 

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 19(Granted Patents)


Location History:

  • Kawasaki, JP (1993 - 1994)
  • Tokyo, JP (1991 - 2024)

Company Filing History:


Years Active: 1991-2026

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7 patents (USPTO):Explore Patents

Title: Masanao Kawabe: Innovator in Polymer Chemistry

Introduction

Masanao Kawabe is a distinguished inventor based in Tokyo, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the development of modified vinylaromatic copolymers and their applications in rubber materials.

Latest Patents

Kawabe holds a total of 7 patents. His latest patents include innovations such as a modified vinylaromatic copolymer, a production method for this copolymer, a modified conjugated diene copolymer, and a crosslinked rubber object. These inventions aim to provide a modified vinylaromatic copolymer that can be utilized in the production of copolymer rubber, offering enhanced reactivity and solubility. Additionally, his work focuses on achieving copolymer rubber materials that possess excellent processability, strength, and homogeneity.

Career Highlights

Throughout his career, Kawabe has worked with notable companies, including Nippon Steel Corporation and Nippon Steel Chemical Co., Ltd. His expertise in polymer chemistry has led to advancements in the manufacturing processes of copolymer rubbers and related materials.

Collaborations

Kawabe has collaborated with esteemed colleagues such as Masao Kimura and Hiroshi Ohishi. These partnerships have contributed to the successful development of innovative polymer solutions.

Conclusion

Masanao Kawabe's work in polymer chemistry exemplifies the impact of innovation in material science. His patents and collaborations continue to influence the industry, showcasing the importance of research and development in creating advanced materials.

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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