Kanagawa, Japan

Seiji Onai

This inventor holds 1 USPTO granted patent. Top assignee: Bridgestone Corporation. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Onai. Retrieved from https://idiyas.com/inventor/seiji-onai

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 = 2.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: Seiji Onai: Innovator in Damper Technology

Introduction

Seiji Onai is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of damper technology, particularly through his innovative patent. His work is recognized for its application in manufacturing processes, especially in the semiconductor industry.

Latest Patents

Seiji Onai holds a patent for a damper device and method of its use, as well as a device for manufacturing. This damper device features a fixed member and a movable member, with one member positioned inside the other. An electroviscous fluid is sealed between these two members, and opposed electrodes are arranged to facilitate the relative flow of the fluid. The design includes a flexible member that shields the sliding contact areas from the electroviscous fluid, enhancing the device's functionality.

Career Highlights

Onai is currently employed at Bridgestone Corporation, where he continues to develop and refine his inventions. His expertise in damper technology has positioned him as a valuable asset within the company. His innovative approach has led to advancements that improve manufacturing efficiency and product quality.

Collaborations

Seiji Onai collaborates with Kazuya Takano, a fellow innovator. Together, they work on projects that push the boundaries of technology in their field.

Conclusion

Seiji Onai's contributions to damper technology exemplify the impact of innovative thinking in manufacturing processes. His patent and ongoing work at Bridgestone Corporation highlight his commitment to advancing technology in the semiconductor industry.

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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