Kitakyushu, Japan

Takahiro Nakashima

This inventor holds 4 USPTO granted patents. Top assignee: Toto Ltd.. Active years: 2019-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahiro Nakashima. Retrieved from https://idiyas.com/inventor/takahiro-nakashima-ddo06en5

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

Calculating rank

% Patents Active = 75.0

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2019-2026

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4 patents (USPTO):Explore Patents

Title: Takahiro Nakashima: Innovator in Water Management Technologies

Introduction

Takahiro Nakashima is a notable inventor based in Kitakyushu, Japan. He has made significant contributions to the field of water management technologies, holding a total of 4 patents. His innovative designs focus on enhancing the efficiency and functionality of water-related devices.

Latest Patents

One of Nakashima's latest inventions is a water spouting apparatus. This apparatus is designed to discharge water using a reciprocal motion. It features a water spouting apparatus body and an oscillation generating element. The oscillation generating element includes a water supply conduit, a collision part that generates a vortex downstream, a vortex street conduit positioned downstream of the water supply conduit, and a discharge conduit that guides water through the vortex street conduit. The design ensures that the height of the vortex street at the upstream end of the downstream member is higher than that at the downstream end of the upstream member.

Another significant invention is a flush toilet aimed at improving waste conveyance capability. This flush toilet includes a main unit with a discharge conduit that communicates with the discharge trap pipe. The discharge conduit features a flow dividing section and a delaying flow passage branched from it. The design allows for an increased volume of waste conveyance flow, enhancing the overall efficiency of the toilet.

Career Highlights

Takahiro Nakashima is associated with Toto Ltd., a leading company in the sanitary ware industry. His work at Toto Ltd. has allowed him to focus on innovative solutions that address common challenges in water management and sanitation.

Collaborations

Throughout his career, Nakashima has collaborated with notable colleagues, including Nobuhiro Hayashi and Hidekazu Kitaura. These collaborations have contributed to the development of advanced technologies in their respective fields.

Conclusion

Takahiro Nakashima's contributions to water management technologies through his innovative patents reflect his commitment to improving efficiency and functionality in everyday devices. His work continues to influence the industry and inspire future innovations.

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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