Sagamihara, Japan

Koji Kai

This inventor holds 1 USPTO granted patent. Top assignee: Koyo Giken Inc.. Active years: 2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Kai. Retrieved from https://idiyas.com/inventor/koji-kai-rtztpuwm

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


Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2015

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1 patent (USPTO):Explore Patents

Title: Koji Kai: Innovator in Welding Technology

Introduction

Koji Kai, an inventive mind hailing from Sagamihara, Japan, has made a significant contribution to the field of welding technology. His singular patent reflects a remarkable innovation in controlling electrical currents for welding applications.

Latest Patents

Koji Kai holds one patent titled "Welding transformer and welding transformer assembly and welding apparatus." This groundbreaking invention enables high-speed and high-precision control of large electric currents during welding, while also reducing the consumption of electrical power. The welding transformer comprises a loop magnetic core and a uniquely designed primary coil that integrates multiple positive and negative side coils sandwiched between gaps, allowing for efficient energy management.

Career Highlights

Throughout his career, Koji Kai has been associated with Koyo Giken Inc., where he has focused on advancing technology in welding processes. His dedication to improving welding efficiency and precision through innovative design sets him apart in his field.

Collaborations

Koji collaborates with notable coworkers, including Kazuki Houzan and Akira Nagai. Their collective efforts at Koyo Giken Inc. foster a creative environment that promotes technological advancements in welding solutions.

Conclusion

Koji Kai’s contributions to the welding industry illustrate the impact of innovative thinking on practical applications. Through his patented technology, he has laid the foundation for more efficient welding processes that cater to the needs of modern industries, demonstrating the importance of continuous innovation in engineering.

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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