Suzuka, Japan

Shinobu Nasu

This inventor holds 1 USPTO granted patent. Top assignee: Ntn Corporation. Active years: 2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinobu Nasu. Retrieved from https://idiyas.com/inventor/shinobu-nasu

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 = 3.0

ph-index = 1

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 2000

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Shinobu Nasu

Introduction

Shinobu Nasu is a notable inventor based in Suzuka, Japan. He has made significant contributions to the field of engineering, particularly in the development of devices that enhance the efficiency and longevity of industrial machinery. His work is characterized by a focus on improving the performance and durability of rolling mill arrangements.

Latest Patents

One of Shinobu Nasu's key patents is a roll supporting device for a rolling mill arrangement. This innovative device supports rolls rotatably to housings using double row roller bearings or multi-row roller bearings. The surfaces of the bearing rings and rollers are treated with carbonitrided layers that contain 0.80% or greater in carbon content and achieve a Rockwell hardness of HRC 58 or greater. These carbonitrided layers are designed to retain a residual austenite content of 25-30% by volume. This treatment significantly enhances the strength against surface-initiated damage, thereby improving the lifespan of the roll supporting device and reducing maintenance costs.

Career Highlights

Shinobu Nasu is associated with NTN Corporation, where he has applied his expertise in mechanical engineering to develop innovative solutions. His work has not only contributed to the company's portfolio but has also set new standards in the industry for rolling mill technology.

Collaborations

Throughout his career, Shinobu has collaborated with esteemed colleagues such as Kikuo Maeda and Hideshi Nishiwaki. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Shinobu Nasu's contributions to the field of engineering, particularly through his innovative roll supporting device, exemplify the impact of dedicated inventors in advancing industrial technology. His work continues to influence the efficiency and reliability of rolling mill arrangements, showcasing the importance of innovation in engineering.

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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