Nagoya, Japan

Takafumi Ohto

This inventor holds 9 USPTO granted patents and 2 published patent applications and 5 EPO patents. Top assignees: Mitsui Chemicals, Inc., Carl Zeiss Vision International Gmbh. Active years: 2019-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takafumi Ohto. Retrieved from https://idiyas.com/inventor/takafumi-ohto

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

USPTO Granted Patents = 9 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.9

ph-index = 2

Forward Citations = 10(Granted Patents)


Location History:

  • Saijo, JP (2022 - 2023)
  • Nagoya, JP (2019 - 2024)

Company Filing History:


Years Active: 2019-2025

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9 patents (USPTO):Explore Patents

Title: Takafumi Ohto: Innovator in Eyewear Technology

Introduction

Takafumi Ohto is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of eyewear technology, holding a total of 9 patents. His innovative designs focus on integrating advanced technology into everyday eyewear, enhancing both functionality and user experience.

Latest Patents

Among his latest patents, Ohto has developed a unique eyewear frame that features a front piece, a temple piece, and an elastic connection part. This design allows for electrical connectivity between the front and temple pieces, facilitating advanced functionalities. Another notable patent involves eyewear equipped with a lens that has an optical characteristic varying portion, which can be controlled electrically. This eyewear also includes a communication portion for receiving information from external devices, showcasing Ohto's commitment to merging technology with traditional eyewear.

Career Highlights

Throughout his career, Takafumi Ohto has worked with notable companies such as Mitsui Chemicals, Inc. and Carl Zeiss Vision International GmbH. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in eyewear technology.

Collaborations

Ohto has collaborated with talented individuals in the industry, including Ryuki Kan and Osamu Masuda. These partnerships have fostered a creative environment that has led to innovative solutions in eyewear design.

Conclusion

Takafumi Ohto's work in eyewear technology exemplifies the intersection of innovation and practicality. His patents reflect a forward-thinking approach 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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