Hyogo, Japan

Shoichi Doi

This inventor holds 2 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Mitsubishi Heavy Industries Limited, Pebble Bed Modular Reactor (Pty) Limited. Active years: 2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoichi Doi. Retrieved from https://idiyas.com/inventor/shoichi-doi-9c7lhhes

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

USPTO Granted Patents = 2 

% Patents Active = 100.0


Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2013

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Shoichi Doi

Introduction

Shoichi Doi is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of engineering, particularly in the development of innovative connecting structures and double pipe apparatuses. With a total of 2 patents to his name, Doi's work showcases his expertise and creativity in solving complex engineering challenges.

Latest Patents

Doi's latest patents include a connecting structure of a double tube and a double pipe apparatus. The connecting structure aims to provide a method for assembling or disassembling a double tube without the need to cut the outer tube. This design features an outer tube equipped with an outer tube short cylinder that includes openings with lids, allowing for efficient maintenance of the inner tube.

The double pipe apparatus, on the other hand, consists of an outer pipe and an inner pipe that regulates the flow of gas. This apparatus incorporates a flow regulating valve and fluid leakage preventing parts, including a bellows that ensures gas does not leak outside the outer pipe. These innovations reflect Doi's commitment to enhancing functionality and safety in engineering applications.

Career Highlights

Throughout his career, Shoichi Doi has worked with prominent companies such as Mitsubishi Heavy Industries Limited and Pebble Bed Modular Reactor (Pty) Limited. His experience in these organizations has allowed him to refine his skills and contribute to various engineering projects.

Collaborations

Doi has collaborated with several professionals in his field, including his coworker Noriyuki Takeda. These partnerships have facilitated the exchange of ideas and fostered innovation in their respective projects.

Conclusion

Shoichi Doi's contributions to engineering through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the field, making him a significant figure in the realm 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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