Katsuta, Japan

Youichi Oshita

This inventor holds 2 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1984-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Youichi Oshita. Retrieved from https://idiyas.com/inventor/youichi-oshita

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 = 4.4

ph-index = 2

Forward Citations = 19(Granted Patents)


Location History:

  • Kashiwa, JP (1984)
  • Katsuta, JP (1990)

Company Filing History:


Years Active: 1984-1990

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2 patents (USPTO):Explore Patents

Title: Youichi Oshita: Innovator in Power Transmission Technologies

Introduction

Youichi Oshita is a notable inventor based in Katsuta, Japan. He has made significant contributions to the field of power transmission and distribution technologies. With a total of 2 patents, his work focuses on enhancing the reliability and efficiency of electrical systems.

Latest Patents

Oshita's latest patents include a "Contact Abnormality Detecting System" and a "Puffer Type Current Interrupter." The contact abnormality detection system is designed for use in gas-insulated switchgear and other power transmission apparatus. It features a hermetic housing that contains insulating gas and conductors with contacts that provide a path for large currents. The system detects vibrations generated by the contacts when abnormalities occur, allowing for early identification of potential failures.

The puffer type current interrupter employs symmetric electrodes with contact bosses on their surfaces. An insulator nozzle is strategically placed to provide a jet of arc-blasting gas, ensuring a uniform electric field between the electrodes. This design enhances the breakdown voltage, making the interrupter more effective in managing electrical currents.

Career Highlights

Oshita is currently employed at Hitachi, Ltd., where he continues to innovate in the field of electrical engineering. His work has contributed to advancements in safety and efficiency in power systems.

Collaborations

Throughout his career, Oshita has collaborated with esteemed colleagues such as Yoshiaki Inui and Tokio Yamagiwa. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Youichi Oshita's contributions to power transmission technologies exemplify his commitment to innovation and safety in electrical systems. His patents reflect a deep understanding of the challenges in the industry and a dedication to finding effective solutions.

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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