Chita, Japan

Junichi Tsubokura

This inventor holds 2 USPTO granted patents. Top assignee: Daido Tokushuko Kabushiki Kaisha. Active years: 1994-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junichi Tsubokura. Retrieved from https://idiyas.com/inventor/junichi-tsubokura

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


% Patents Active = 50.0

Average Co-Inventor Count = 2.4

ph-index = 2

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1994-2003

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2 patents (USPTO):Explore Patents

Title: Junichi Tsubokura: Innovator in Metal Melting Technology

Introduction

Junichi Tsubokura is a notable inventor based in Chita, Japan. He has made significant contributions to the field of metal melting technology, holding 2 patents that showcase his innovative approach to improving industrial processes.

Latest Patents

Tsubokura's latest patents include a Metal Melting Apparatus and a Method of Refining Molten Chrome Steel. The Metal Melting Apparatus features a compact structure designed for economical equipment costs, enabling vacuum melting and refining at high productivity. This apparatus incorporates a refractory furnace wall with a seal jacket that is air-tight and non-electrically conductive. It also includes vertical water cooling copper pipes and an induction heating coil, enhancing the overall efficiency of the melting process.

The Method of Refining Molten Chrome Steel involves blowing a mixed gas of non-oxidizing gas and oxygen into molten chrome steel within a vessel. This process effectively stirs the molten steel and decarbonizes it through the action of the oxygen. By reducing the pressure inside the vessel, the non-oxidizing gas alone is blown in, allowing for larger gas bubbles that enhance stirring and promote the decarbonizing reaction.

Career Highlights

Junichi Tsubokura is currently associated with Daido Tokushuko Kabushiki Kaisha, where he continues to develop innovative solutions in metal processing. His work has significantly impacted the efficiency and effectiveness of metal melting technologies.

Collaborations

Tsubokura collaborates with esteemed colleagues such as Noboru Demukai and Hiroshi Mori, contributing to advancements in their field through shared expertise and innovative ideas.

Conclusion

Junichi Tsubokura's contributions to metal melting technology exemplify his commitment to innovation and efficiency. His patents reflect a deep understanding of industrial processes and a drive to enhance productivity in metal refining.

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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