Yokohama, Japan

Naoaki Simogawara

This inventor holds 1 USPTO granted patent. Top assignee: Tokyo Shibaura Denki Kabushiki Kaisha. Active years: 1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoaki Simogawara. Retrieved from https://idiyas.com/inventor/naoaki-simogawara

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 = 5(Granted Patents)


Company Filing History:


Years Active: 1981

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1 patent (USPTO):Explore Patents

Title: Naoaki Simogawara: Innovator in Gas Insulated Disconnecting Switches

Introduction

Naoaki Simogawara is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of electrical engineering, particularly in the design and functionality of gas insulated disconnecting switches. With one patented invention to his name, his work has implications for improving safety and efficiency in electrical systems.

Latest Patents

Naoaki Simogawara's most notable patent pertains to a gas insulated disconnecting switch. In his innovative design, the movable contact assembly consists of a stationary cylinder, a coaxial cylindrical movable conductive contact, and a coaxial rod-shaped movable arc electrode. Importantly, a compression chamber is formed between the stationary cylinder and the movable conductive contact, while a damping chamber is created between the movable conductive contact and the movable arc electrode. This design enables controlled gas flow into and out of these chambers, restricting the speed at which the movable arc electrode contacts the stationary arc electrode, thereby eliminating the risk of breakage.

Career Highlights

Naoaki is affiliated with Tokyo Shibaura Denki Kabushiki Kaisha, a leading company in the electronic and electrical engineering sector. His career at the company has been marked by his dedication to research and innovation in gas insulation technology. His contributions greatly enhance the reliability of electrical devices used in various industrial applications.

Collaborations

Throughout his career, Naoaki has worked alongside talented colleagues such as Satoru Yanabu and Hitoshi Mizoguchi. Their collaborative efforts have fostered an environment of innovation that drives advancements in electrical engineering.

Conclusion

In summary, Naoaki Simogawara stands as a significant figure in the realm of electrical innovations, particularly with his patented gas insulated disconnecting switch. His work not only advances the technology but also ensures enhanced safety standards within the industry. As a reputable inventor, he continues to inspire the next generation of engineers and innovators.

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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