Yokosuka, Japan

Takatsugu Hirose

This inventor holds 5 USPTO granted patents, plus 1 CIPO patent and 2 EPO patents. Top assignees: Nifco Inc., Yachiyo Industry Co., Ltd.. Active years: 2012-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takatsugu Hirose. Retrieved from https://idiyas.com/inventor/takatsugu-hirose

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

Calculating rank

% Patents Active = 100.0


 

Average Co-Inventor Count = 2.7

ph-index = 1

Forward Citations = 6(Granted Patents)


Location History:

  • Sagamihara, JP (2012 - 2014)
  • Yokosuka, JP (2019 - 2020)

Company Filing History:


Years Active: 2012-2020

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5 patents (USPTO):Explore Patents

Title: **Innovative Contributions of Takatsugu Hirose**

Introduction

Takatsugu Hirose, an innovative inventor based in Yokosuka, Japan, has made significant strides in the field of fuel filling technology. With a portfolio of five patents, his contributions are essential to enhancing the efficiency and safety of fuel transfer systems.

Latest Patents

Among his notable patents, two stand out for their unique functionality and design. The **Housing Connection for Fuel Filler Port Device** focuses on a device that connects the fuel filler neck to a filler pipe. This device utilizes a cover member with an introduction opening for the fueling nozzle, ensuring a secure attachment while allowing for easy disengagement with the aid of a tool. The design features engagement parts that can be easily manipulated, providing users with practicality and safety during fuel filling.

Another impressive patent is the **Fuel Filling Device**, which incorporates a closing member with a pair of flap members. These flap members are designed to close off a pass-through opening for the fuel filling nozzle. They are urged into a closed position and include a turning assembly that facilitates effective and secure operation. This invention also integrates guide sloping faces, improving the user experience by providing a clearer path for the filling nozzle.

Career Highlights

Throughout his career, Takatsugu Hirose has contributed his expertise to esteemed companies such as Nifco Inc. and Yachiyo Industry Co., Ltd. His work in these organizations highlights his commitment to advancing technology in the automotive and fuel industries, making him a valued asset in the realm of inventions.

Collaborations

Hirose's journey as an inventor is also marked by collaborative efforts with talented colleagues, including Kensuke Ogose and Itsuo Honda. These partnerships reflect a shared vision for innovation and technology advancement, emphasizing the importance of teamwork in driving successful inventions.

Conclusion

In summary, Takatsugu Hirose's contributions to fuel filling technology through his patents underscore his innovative spirit and dedication to enhancing safety and efficiency in the industry. His collaborations and career choices further illustrate his commitment to making a lasting impact in the field of inventions.

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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