Nakano, Japan

Hideo Shirakawa

This inventor holds 1 USPTO granted patent. Top assignee: Kuraray Co., Ltd.. Active years: 1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideo Shirakawa. Retrieved from https://idiyas.com/inventor/hideo-shirakawa

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 = 6.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1992

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1 patent (USPTO):Explore Patents

Title: **The Innovations of Hideo Shirakawa: A Pioneer in Chemical Processes**

Introduction

Hideo Shirakawa, a distinguished inventor based in Nakajo, Japan, has made noteworthy contributions to the field of chemical engineering. With a singular focus on innovation, he has secured a patent that showcases his expertise and commitment to enhancing industrial processes.

Latest Patents

Shirakawa's patent, titled "Process for producing chlorosulfonyl isocyanate," reveals a groundbreaking method of synthesizing chlorosulfonyl isocyanate by reacting sulfur trioxide with cyanogen chloride. This process involves the simultaneous feeding of sulfur trioxide and cyanogen chloride into the reaction zone while meticulously maintaining the temperature between 10°C and 50°C. This innovative approach is not just effective; it is commercially simple and yields chlorosulfonyl isocyanate with remarkable purity and high yield.

Career Highlights

Currently, Hideo Shirakawa is affiliated with Kuraray Co., Ltd., a leading company in the chemical industry known for its dedication to research and development. His work contributes not only to the advancement of chemical processes but also to the broader landscape of industrial applications. His singular patent is a testament to his innovative thinking and problem-solving skills in challenging chemical formulations.

Collaborations

In his journey of innovation, Shirakawa has had the opportunity to collaborate with esteemed colleagues, including Akira Nakamura and Matsuo Ono. Working alongside such talented individuals has undoubtedly fostered a dynamic and creative environment, facilitating further advancements in their field of expertise.

Conclusion

Hideo Shirakawa stands as a prominent figure in the realm of chemical inventions, exemplifying the spirit of innovation through his patented processes. His work at Kuraray Co., Ltd. and collaboration with fellow professionals showcase a commitment to excellence and advancement in chemical engineering. Through his contributions, Shirakawa not only enhances industrial processes but also inspires the next generation of inventors in the field.

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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