Osaka, Japan

Takahiko Fujita

This inventor holds 6 USPTO granted patents and 1 published patent application and 5 EPO patents. Top assignees: Sekisui Plastics Co., Ltd., Atom Medical Corporation, Sekisui Kasei Co., Ltd.. Active years: 2011-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahiko Fujita. Retrieved from https://idiyas.com/inventor/takahiko-fujita

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

Calculating rank
USPTO Granted Patents = 6 

% Patents Active = 83.3


Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 10(Granted Patents)


Location History:

  • Nara, JP (2011 - 2013)
  • Inasiki-gun, JP (2017)
  • Osaka, JP (2022 - 2023)

Company Filing History:


Years Active: 2011-2025

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6 patents (USPTO):Explore Patents

Title: Takahiko Fujita: Innovator in Hydrogel and Biological Information Detection Technologies

Introduction

Takahiko Fujita is a prominent inventor based in Osaka, Japan, known for his contributions to the fields of hydrogel technology and biological information detection devices. With a total of six patents to his name, Fujita has made significant advancements that enhance the functionality and reliability of these technologies.

Latest Patents

Fujita's latest patents include a novel hydrogel that features a polymer matrix, water, and a plasticizer. This hydrogel is characterized by a plasticizer loss ratio of less than 2 and a swelling rate of 115% or less when exposed to an environment of 40° C. and 90% relative humidity for one hour. Additionally, it exhibits an initial adhesive force of 100 gf/20 mm or more when tested at 23° C. and 55% relative humidity. The plasticizer used is preferably polyoxyalkylene alkyl ether and/or sugar, which helps maintain the adhesive properties by minimizing water absorption and plasticizer loss. Another significant invention is a biological information detection device designed to reduce noise interference with bioelectric signals. This device includes an electrode pad for detecting biological signals, a connector, and a cable for signal transmission, all designed for easy attachment and detachment.

Career Highlights

Fujita has worked with notable companies such as Sekisui Plastics Co., Ltd. and Sekisui Kasei Co., Ltd., where he has applied his innovative ideas to develop cutting-edge technologies. His work has not only advanced the field of materials science but has also contributed to medical technology.

Collaborations

Fujita has collaborated with talented individuals in his field, including Takaaki Hatori and Kazuhiro Yoshikawa. These partnerships have fostered a creative environment that has led to the development of impactful inventions.

Conclusion

Takahiko Fujita's contributions to hydrogel technology and biological information detection devices highlight his role as a leading inventor in Japan. His innovative patents and collaborations continue to influence advancements in these critical areas.

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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