Shimonoseki, Japan

Kazuhiko Nishina

This inventor holds 2 USPTO granted patents, plus 2 CIPO patents. Top assignee: Mitsui Minings & Melting Co., Ltd.. Active years: 2012-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiko Nishina. Retrieved from https://idiyas.com/inventor/kazuhiko-nishina

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 = 4.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2012-2013

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2 patents (USPTO):Explore Patents

Title: Kazuhiko Nishina: Innovator in Fluorine Removal Technology

Introduction

Kazuhiko Nishina, an accomplished inventor from Shimonoseki, Japan, has made significant contributions to the field of zinc electro-refining. With a total of two patents to his name, he focuses on developing cost-effective methods for enhancing the electro-refining process, particularly through the innovative use of fluorine adsorbents.

Latest Patents

Nishina's latest innovations include patents for a fluorine adsorbent/desorbent applicable in electrolytic solutions for zinc electro-refining. His inventive method allows for the removal of fluorine from zinc-containing solutions before the electro-refining process, thereby reducing overall costs. This technique capitalizes on specific iron and zinc compounds that can adsorb fluorine in acidic conditions and subsequently desorb it when treated with alkaline solutions. The regeneration of the adsorbent also enables the preparation of more affordable electrolytic solutions, ultimately leading to a reduction in total zinc refining expenses.

Career Highlights

Kazuhiko Nishina is affiliated with Mitsui Mining & Smelting Company, Ltd., where he applies his expertise to advance zinc refining technologies. His innovative work in this company demonstrates a strong commitment to enhancing industrial processes through scientific breakthroughs.

Collaborations

Throughout his career, Nishina has collaborated with notable colleagues such as Hiroshi Hata and Kenji Haiki. Their teamwork exemplifies the importance of collaboration in driving innovation and advancing technological solutions in the mining and smelting industry.

Conclusion

Kazuhiko Nishina stands out as a visionary inventor in the field of zinc electro-refining. His dedication to developing eco-friendly and cost-effective methods through innovative fluorine removal techniques positions him as a key player in the ongoing evolution of smelting technologies. As he continues to push the boundaries of what is possible, his contributions will undoubtedly play a crucial role in shaping the future of the industry.

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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