Osaka, Japan

Tokio Fujita

This inventor holds 4 USPTO granted patents. Top assignees: Nitto-Denko Corporation, Matsushita Electric Industrial Co., Ltd.. Active years: 1995-2010.

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

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


% Patents Active = 75.0

Average Co-Inventor Count = 4.1

ph-index = 3

Forward Citations = 39(Granted Patents)


Location History:

  • Saitama-ken, JP (1998)
  • Ibaraki, JP (2006)
  • Osaka, JP (1995 - 2010)

Company Filing History:


Years Active: 1995-2010

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4 patents (USPTO):Explore Patents

Title: Innovator Tokio Fujita: Pioneering Patents from Osaka, Japan

Introduction

Tokio Fujita, an accomplished inventor based in Osaka, Japan, has made significant contributions to the fields of semi-conductive materials and optical technologies. With a total of four patents to his name, Fujita's innovations have paved the way for advancements in the electronics industry, particularly in liquid crystal displays and related devices.

Latest Patents

Among his latest patents, one of notable interest is the "Method for Correcting Semi-Conductive Belt." This invention introduces a novel method for addressing geometrical defects within semi-conductive belts composed of a resin and conductive substances. The method focuses on grinding the defective areas to achieve a flatter surface, enhancing the performance and reliability of these components.

Another significant invention is the creation of a "Birefringent Optical Film," which serves as an elliptically polarizing plate for liquid crystal displays. This innovative optical film features high orientation for readily achieving a desired retardation value along with a low photoelastic coefficient. The film comprises at least two types of polymer materials, satisfying a specific numerical formula related to their photoelastic properties.

Career Highlights

Fujita's career is marked by his association with major industry players. He has lent his expertise to renowned companies such as Nitto Denko Corporation and Matsushita Electric Industrial Co., Ltd. His work in these organizations has enabled him to advance his research and development efforts, leading to his innovative patents.

Collaborations

Throughout his career, Fujita has had the opportunity to collaborate with distinguished colleagues, including Toshihiko Tomita and Masao Nakamura. These partnerships have fostered a creative environment, allowing for the exchange of ideas and collaborative problem-solving that enhances the development of cutting-edge technologies.

Conclusion

In summary, Tokio Fujita is a notable inventor whose work has contributed significantly to advancements in semi-conductive technologies and optical materials. With four patents to his credit, his innovations continue to impact the electronic industry, showcasing the importance of research and development in driving technological progress.

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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