Tsukuba, Japan

Daichi Torii

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignee: Hitachi, Ltd.. Active years: 2016-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Daichi Torii. Retrieved from https://idiyas.com/inventor/daichi-torii

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


% Patents Active = 100.0

 

Average Co-Inventor Count = 3.3

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2016-2018

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3 patents (USPTO):Explore Patents

Title: Daichi Torii: Innovator in Pump Technology

Introduction

Daichi Torii is a prominent inventor based in Tsukuba, Japan. He has made significant contributions to the field of pump technology, holding a total of 3 patents. His innovative designs focus on improving efficiency and reducing fluid loss in various pumping systems.

Latest Patents

One of his latest patents is a barrel-type multistage pump. This invention features a uniform velocity distribution in the axial direction, which helps suppress fluid loss in the last stage. The design includes multiple stages of centrifugal impellers, an inner casing, diffusers, and return channels to guide fluid flow effectively. Another notable patent is for a pump suction pipe, which aims to suppress cavitation in the impeller. This design addresses the secondary flow generated in the bent portion of the suction pipe, enhancing overall pump performance.

Career Highlights

Daichi Torii is currently employed at Hitachi, Ltd., where he continues to develop innovative solutions in pump technology. His work has significantly impacted the efficiency and reliability of pumping systems used in various industries.

Collaborations

Throughout his career, Daichi has collaborated with notable colleagues, including Takahide Nagahara and Tetsuya Yoshida. These collaborations have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Daichi Torii's contributions to pump technology exemplify his commitment to innovation and efficiency. His patents reflect a deep understanding of fluid dynamics and engineering principles, making him a valuable asset in his field.

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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