Tokyo, Japan

Yuji Yamakoshi

This inventor holds 5 USPTO granted patents and 1 published patent application, plus 2 CIPO patents. Top assignee: Photoscience Japan Corporation. Active years: 2018-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Yamakoshi. Retrieved from https://idiyas.com/inventor/yuji-yamakoshi

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

USPTO Granted Patents = 5 

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.8

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2018-2023

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5 patents (USPTO):Explore Patents

Title: Innovations of Yuji Yamakoshi

Introduction

Yuji Yamakoshi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of ultraviolet treatment technologies. With a total of 5 patents to his name, Yamakoshi's work focuses on improving water treatment processes through innovative methods.

Latest Patents

Yamakoshi's latest patents include an "Ultraviolet treatment method and system." This invention involves a process where peroxodisulfate and metal ions are dissolved into water to be treated. An ultraviolet irradiation apparatus then treats this water, achieving improved total organic carbon (TOC) decomposition performance. This method is particularly effective in decomposing urea components efficiently. Another notable patent is the "Ultraviolet irradiation device and method." This device efficiently cools the heat generated from a UV light-emitting diode (UV-LED) using a simple construction. The housing of the UV-LED contacts the to-be-treated liquid, allowing for effective cooling without the need for dedicated cooling fluids.

Career Highlights

Yuji Yamakoshi is currently associated with Photoscience Japan Corporation, where he continues to develop innovative solutions in water treatment technologies. His work has garnered attention for its practical applications and efficiency.

Collaborations

Yamakoshi collaborates with notable colleagues, including Hiroshi Ohara and Tomoyoshi Nakamura. Their combined expertise contributes to the advancement of technologies in their field.

Conclusion

Yuji Yamakoshi's contributions to ultraviolet treatment technologies demonstrate his commitment to innovation and efficiency in water treatment processes. His patents reflect a deep understanding of the challenges in this area and offer practical solutions that can benefit various industries.

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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