Tokyo, Japan

Yasushi Onumata

This inventor holds 5 USPTO granted patents and 5 published patent applications and 4 EPO patents. Top assignees: Eneos Corporation, Jx Nippon Oil Energy Corporation. Active years: 2015-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasushi Onumata. Retrieved from https://idiyas.com/inventor/yasushi-onumata

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

USPTO Granted Patents = 5 

% Patents Active = 80.0

 

Average Co-Inventor Count = 2.9

ph-index = 1


Company Filing History:


Years Active: 2015-2025

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5 patents (USPTO):Explore Patents

Title: **Yasushi Onumata: Innovator in Cooling and Lubricating Technologies**

Introduction

Yasushi Onumata, based in Tokyo, Japan, is an accomplished inventor known for his significant contributions to cooling and lubricating technologies. With a total of four patents to his name, Onumata has made notable advancements in formulations that enhance the efficiency and effectiveness of various industrial fluids.

Latest Patents

Among Onumata's latest innovations is a **Cooling Liquid Composition**, which comprises a hydrocarbon fluid characterized by a mass-based average carbon number ranging from 13 to 16. This composition includes a notable provision where at least 50% of the hydrocarbon consists of compounds with carbon atoms in the range of 13 to 15, aiming to improve cooling efficiency significantly. Additionally, his **Lubricating Oil Composition** features a lubricant base oil combined with a triazole metal deactivator and a specific succinimide compound, ensuring optimal performance and longevity in machinery.

Career Highlights

Onumata has had a fruitful career working with prominent companies such as JX Nippon Oil & Energy Corporation and Eneos Corporation. His expertise in developing innovative chemical compositions has made a lasting impact on the industry. Through his research and inventions, he has contributed to advancements that support higher performance and sustainability in industrial applications.

Collaborations

Throughout his career, Yasushi Onumata has collaborated with notable professionals, including Noriko Ayame and Yohei Susukida. These partnerships have facilitated the sharing of knowledge and expertise, further enhancing Onumata's contributions to the field of lubrication and cooling technologies.

Conclusion

Yasushi Onumata exemplifies the role of innovation in the industrial sector through his strategic developments in cooling and lubricating technologies. His patents demonstrate a commitment to improving product efficiency and performance, marking him as a pivotal figure within the field. As he continues to push the boundaries of composition technologies, Onumata's legacy of innovation will undoubtedly inspire future advancements.

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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