Osaka, Japan

Hisakazu Tanaka

This inventor holds 12 USPTO granted patents and 3 published patent applications and 6 EPO patents. Top assignees: Dic Corporation, Dainippon Ink and Chemicals, Incorporated. Active years: 2000-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisakazu Tanaka. Retrieved from https://idiyas.com/inventor/hisakazu-tanaka

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

USPTO Granted Patents = 12 

% Patents Active = 75.0

 

Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 15(Granted Patents)


Location History:

  • Osaka, JP (2000 - 2018)
  • Takaishi, JP (2018 - 2019)

Company Filing History:


Years Active: 2000-2025

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12 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Hisakazu Tanaka

Introduction

Hisakazu Tanaka is a notable inventor based in Osaka, Japan, recognized for his significant contributions in the field of polymer chemistry. With a total of 11 patents to his name, he has made strides in developing advanced materials that hold potential applications in various industries.

Latest Patents

Among his latest inventions, Tanaka has developed patents related to block copolymers, specifically focusing on intermediates and production methods. His patents detail a block copolymer featuring a narrow molecular weight distribution, making it suitable for DSA (Direct Self-Assembly) techniques. The innovations include methodologies for producing block copolymer intermediates represented by specific general formulas that delineate the molecular structure and components vital for their application in advanced manufacturing processes.

Career Highlights

Tanaka has had an illustrious career, collaborating with leading corporations in the chemical industry. Notably, he has worked with Dic Corporation and Dainippon Ink and Chemicals, Incorporated, contributing to advancements in polymer technology and chemical innovation. His extensive body of work has greatly influenced the direction of research and development in his field.

Collaborations

Throughout his career, Tanaka has had the privilege of working alongside talented peers, including Yukie Uemura and Nobuhiro Oe. These collaborations have fostered an environment of creativity and innovation, leading to groundbreaking developments in materials science.

Conclusion

Hisakazu Tanaka's innovative spirit and relentless pursuit of excellence have established him as a distinguished figure in the realm of polymer inventions. His contributions, particularly in the field of block copolymers, continue to inspire new research and applications, underscoring his impact on the industry. As he builds upon his already impressive portfolio, the future promises even more advancements from this exceptional inventor.

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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