Tokyo, Japan

Takamasa Otsuji

This inventor holds 7 USPTO granted patents and 1 published patent application and 5 EPO patents. Top assignees: Yamabiko Corporation, Iida Denki Kogyo Co., Ltd.. Active years: 2015-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takamasa Otsuji. Retrieved from https://idiyas.com/inventor/takamasa-otsuji

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

USPTO Granted Patents = 7 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Tokyo, JP (2015 - 2018)
  • Ohme, JP (2018 - 2019)

Company Filing History:


Years Active: 2015-2019

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7 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Takamasa Otsuji

Introduction

Takamasa Otsuji is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of engineering, particularly in the development of engine-driven machines and combustion technologies. With a total of 7 patents to his name, Otsuji's work reflects a commitment to innovation and efficiency.

Latest Patents

One of Otsuji's latest patents is for a handheld engine-driven working machine. This invention features a controller that adjusts the control value of a solenoid valve to optimize the engine's performance based on its rotating speed. The design ensures that the solenoid valve's opening degree is managed effectively, enhancing the machine's operational efficiency. Another notable patent is for a stratified scavenging two-stroke internal combustion engine and its carburetor. This invention improves emission characteristics and combustion efficiency by increasing the delivery ratio of the engine while minimizing intake resistance.

Career Highlights

Throughout his career, Takamasa Otsuji has worked with several notable companies, including Yamabiko Corporation and Iida Denki Kogyo Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Otsuji has collaborated with talented individuals in his field, including Takahiro Yamazaki and Shirou Yamaguchi. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Takamasa Otsuji's contributions to engineering and innovation are noteworthy. His patents demonstrate a deep understanding of engine mechanics and a dedication to improving technology for practical applications. Otsuji's work continues to influence the industry and inspire future inventors.

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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