Tokyo, Japan

Toyokazu Takahashi

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignees: Sony Corporation, Sony Group Corporation. Active years: 2004-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toyokazu Takahashi. Retrieved from https://idiyas.com/inventor/toyokazu-takahashi

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 = 40.0

Average Co-Inventor Count = 1.9

ph-index = 2

Forward Citations = 16(Granted Patents)


Location History:

  • Kanagawa, JP (2004 - 2006)
  • Tokyo, JP (2010 - 2023)

Company Filing History:


Years Active: 2004-2023

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5 patents (USPTO):Explore Patents

Title: The Innovations of Toyokazu Takahashi

Introduction

Toyokazu Takahashi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of liquid crystal technology, holding a total of 5 patents. His work has focused on improving the efficiency and functionality of liquid crystal devices.

Latest Patents

Takahashi's latest patents include a liquid crystal light control device and a method of manufacturing this device. This innovation prevents liquid crystal from leaking into terminal holes during the injection process, thereby enhancing the productivity of liquid crystal light control devices. Another notable patent involves an objective lens and an optical pickup apparatus, which addresses aberration correction in optical recording and reproduction systems. These advancements demonstrate his commitment to pushing the boundaries of optical technology.

Career Highlights

Throughout his career, Toyokazu Takahashi has worked with leading companies such as Sony Corporation and Sony Group Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the field of optics and liquid crystals.

Collaborations

Takahashi has collaborated with notable colleagues, including Satoshi Hineno and Shinya Ootani. These partnerships have fostered an environment of innovation and creativity, leading to the development of advanced technologies.

Conclusion

Toyokazu Takahashi's contributions to liquid crystal technology and optical systems have established him as a key figure in the field. His patents reflect a dedication to innovation and improvement, making a lasting impact on 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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