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For the Inventor, By the Inventor

Hyogo, Japan

Akihiro Okamoto

This inventor holds 5 USPTO granted patents and 3 published patent applications. Top assignee: Kaneka Corporation. Active years: 2019-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akihiro Okamoto. Retrieved from https://idiyas.com/inventor/akihiro-okamoto-v871r740

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

Calculating rank
USPTO Granted Patents = 5 

% Patents Active = 80.0

Average Co-Inventor Count = 3.8

ph-index = 1


Company Filing History:

goldMedal5 out of 1,779 
 
Kaneka Corporation
 patents

Years Active: 2019-2026

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5 patents (USPTO):Explore Patents
1. 12747518 - Colored fiber, method for manufacturing colored fiber, and fiber product (2026-09-29),
2. 12709836 - ANTIBACTERIAL ACRYLIC ARTIFICIAL HAIR FIBERS, HAIR ORNAMENT PRODUCT INCLUDING SAME, AND METHOD FOR PRODUCING SAME (2026-08-18),
3. 12031239 - Acrylic fiber for artificial hair, method for manufacturing said fiber, and headdress product containing said fiber (2024-07-09),
4. 10477908 - Acrylic fiber for artificial hair, method for producing same, and head decoration product comprising same (2019-11-19),
5. 10433605 - Acrylic fiber for artificial hair, manufacturing method therefor and head accessory containing same (2019-10-08),

Title: Akihiro Okamoto: Innovator in Acrylic Fiber Technology

Introduction

Akihiro Okamoto is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of acrylic fiber technology, particularly in applications for artificial hair. With a total of 5 patents to his name, Okamoto's work has garnered attention in both academic and industrial circles.

Latest Patents

Okamoto's latest patents include innovative developments in acrylic fibers for artificial hair. One of his patents describes an acrylic fiber that incorporates an acrylic copolymer obtained by copolymerizing acrylonitrile, vinyl chloride, and/or vinylidene chloride, along with a sulfonic acid group-containing vinyl monomer. This fiber is designed to have an average surface roughness of 5900 μm or less in a specified area, enhancing its suitability for artificial hair applications. Another patent focuses on a method for producing this acrylic fiber, which includes specific weight percentages of acrylonitrile, vinyl chloride, and a sulfonic acid-containing vinyl monomer, ensuring optimal performance and quality.

Career Highlights

Okamoto is currently employed at Kaneka Corporation, where he continues to innovate in the field of materials science. His work has not only advanced the technology behind artificial hair but has also contributed to the broader understanding of acrylic fibers in various applications.

Collaborations

Throughout his career, Okamoto has collaborated with notable colleagues, including Aki Kano and Satoru Yoshimura. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Akihiro Okamoto's contributions to acrylic fiber technology exemplify the impact of dedicated inventors in advancing material science. His patents reflect a commitment to innovation that continues to influence 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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