Chiba, Japan

Keishi Obara

This inventor holds 1 USPTO granted patent. Top assignee: Toyo Engineering Corporation. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keishi Obara. Retrieved from https://idiyas.com/inventor/keishi-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 = 5.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1987

Loading Chart...
1 patent (USPTO):Explore Patents

Title: Keishi Obara: Innovator in Radioactive Waste Treatment

Introduction

Keishi Obara is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of environmental safety, particularly in the treatment of radioactive organic wastes. His innovative approach has the potential to enhance waste management practices and reduce environmental hazards.

Latest Patents

Obara holds a patent for a method of batchwise treating radioactive organic wastes. This method focuses on oxidatively reducing radioactive wastes that are primarily composed of various combustible or poorly combustible organic compounds. The process involves oxidative decomposition in an aqueous solution that contains a fusion-preventive agent and a catalyst. This technique allows for effective and safe decomposition of radioactive waste while minimizing energy consumption. Consequently, the volume of final waste that needs to be discharged and stored is significantly reduced.

Career Highlights

Keishi Obara is associated with Toyo Engineering Corporation, where he applies his expertise in waste treatment technologies. His work has been instrumental in developing methods that prioritize safety and efficiency in handling hazardous materials. With a patent portfolio that includes 1 patent, Obara continues to push the boundaries of innovation in his field.

Collaborations

Obara has collaborated with notable colleagues such as Takahisa Sunagawa and Norima Ohta. Their combined efforts contribute to advancing technologies that address critical environmental challenges.

Conclusion

Keishi Obara's work in the treatment of radioactive organic wastes exemplifies the importance of innovation in environmental safety. His patented methods not only enhance waste management practices but also contribute to a safer future.

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]
Loading…