Tokyo, Japan

Hisao Nara

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Kokan Kabushiki Kaisha. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisao Nara. Retrieved from https://idiyas.com/inventor/hisao-nara

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Hisao Nara: Innovator in Environmental Technology

Introduction

Hisao Nara is a notable inventor based in Tokyo, Japan. He has made significant contributions to environmental technology, particularly in the field of exhaust gas treatment. His innovative methods aim to reduce harmful emissions from industrial processes.

Latest Patents

Hisao Nara holds a patent for a method designed to remove hydrogen chloride from exhaust gas discharged from incinerators. This method involves reacting hydrogen chloride with slaked lime in slurry to form basic calcium chloride. The process includes detecting the concentration of hydrogen chloride remaining in the exhaust gas after the reaction and determining deviations from a target concentration.

Career Highlights

Nara's career is marked by his dedication to improving environmental safety through innovative technologies. His work has been recognized for its potential to significantly reduce harmful emissions from industrial operations. He is associated with Nippon Kokan Kabushiki Kaisha, a company known for its commitment to sustainable practices.

Collaborations

Hisao Nara has collaborated with notable colleagues, including Hajime Ase and Satoshi Fujii. These partnerships have contributed to the advancement of his research and the successful implementation of his patented methods.

Conclusion

Hisao Nara's contributions to environmental technology through his innovative patent demonstrate his commitment to creating a cleaner and safer environment. His work continues to inspire advancements in exhaust gas treatment methods.

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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