Tsukuba, Japan

Akihiko Okada

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignees: Sumitomo Chemical Company, Limited, Mitsubishi Chemical Corporation. Active years: 1996-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihiko Okada. Retrieved from https://idiyas.com/inventor/akihiko-okada-0v20wm4m

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 4.9

ph-index = 1

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1996-2014

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3 patents (USPTO):Explore Patents

Title: Akihiko Okada: Innovator in Polymer Chemistry

Introduction

Akihiko Okada is a prominent inventor based in Tsukuba, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the development of innovative block copolymers. With a total of 3 patents to his name, Okada's work has had a substantial impact on various applications, including light-emitting devices.

Latest Patents

One of Okada's latest patents involves a block copolymer that comprises two or more blocks of a specific formula. This copolymer is characterized by having at least two of a plurality of m's representing a number of 5 or more. The copolymer features different Ar's in adjacent blocks, enhancing its versatility. Another notable patent focuses on a copolymer with a reduced number average molecular weight of 10-10, which includes repeating units that provide excellent solubility in organic solvents and high glass transition temperatures. This innovation has led to the development of polymer light-emitting devices with low-voltage driving and high luminance.

Career Highlights

Throughout his career, Akihiko Okada has worked with leading companies in the chemical industry. He has been associated with Sumitomo Chemical Company, Limited and Mitsubishi Chemical Corporation, where he has honed his expertise in polymer science and contributed to various research projects.

Collaborations

Okada has collaborated with notable coworkers, including Hideyuki Higashimura and Tomoyuki Suzuki. Their combined efforts have further advanced the field of polymer chemistry and led to the successful development of innovative materials.

Conclusion

Akihiko Okada's contributions to polymer chemistry and his innovative patents have positioned him as a key figure in the industry. His work continues to influence advancements in materials science and 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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