Sapporo, Japan

Toshiyuki Obara

This inventor holds 1 USPTO granted patent. Top assignee: Hokkaido University. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Obara. Retrieved from https://idiyas.com/inventor/toshiyuki-obara

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


% Patents Active = 100.0

Average Co-Inventor Count = 7.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: Toshiyuki Obara: Innovator in Coal Liquefaction Technology

Introduction

Toshiyuki Obara is a notable inventor based in Sapporo, Japan. He has made significant contributions to the field of coal liquefaction, particularly through his innovative use of selenium catalysts. His work is crucial in advancing methods for converting coal into liquid fuels, which can have a substantial impact on energy production.

Latest Patents

Obara holds a patent for a method of coal liquefaction utilizing a selenium catalyst. The patent, titled "Coal liquefaction with a selenium catalyst," discloses a catalyst for the direct liquefaction of coal. This catalyst consists of selenium, a selenium compound, or a mixture of selenium or the selenium compound with a metal oxide. The method allows for the direct liquefaction of coal in the presence of such a catalyst, showcasing Obara's innovative approach to energy solutions. He has 1 patent to his name.

Career Highlights

Toshiyuki Obara is affiliated with Hokkaido University, where he has been involved in research and development in the field of energy technology. His work has garnered attention for its potential to improve the efficiency of coal utilization, which is vital in the context of global energy demands.

Collaborations

Obara has collaborated with notable colleagues, including Yuzo Sanada and Susumu Yokoyama. These collaborations have likely contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Toshiyuki Obara's contributions to coal liquefaction technology highlight the importance of innovation in energy production. His work with selenium catalysts represents a significant step forward in making coal a more viable energy source.

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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