Hitachinaka, Japan

Yasushi Sugiyama

This inventor holds 12 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Hitachi Automotive Systems, Ltd., Hitachi Astemo Ltd.. Active years: 2015-2025.

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

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

USPTO Granted Patents = 12 

% Patents Active = 66.7


Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 5(Granted Patents)


Location History:

  • Ibaraki, JP (2019 - 2021)
  • Hitachinaka, JP (2015 - 2024)

Company Filing History:


Years Active: 2015-2025

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12 patents (USPTO):Explore Patents

Title: Yasushi Sugiyama: Innovator in Electronic Control Devices

Introduction

Yasushi Sugiyama is a prominent inventor based in Hitachinaka, Japan. He has made significant contributions to the field of electronic control devices, holding a total of 12 patents. His work focuses on enhancing the reliability and functionality of electronic systems.

Latest Patents

Among his latest innovations is an electronic control device that includes a timer operating during a key-off time period. This device is designed to diagnose whether the timer functions correctly even when the system is off. Another notable patent is for a load driving device that features a synchronous rectifier circuit, which includes a driver control circuit and a voltage monitor circuit. This invention ensures that the system operates within a predetermined voltage range, enhancing its reliability.

Career Highlights

Yasushi has worked with notable companies such as Hitachi Automotive Systems, Ltd. and Hitachi Astemo Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in electronic control technology.

Collaborations

He has collaborated with talented individuals in the industry, including Takuya Mayuzumi and Ryosuke Ishida. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Yasushi Sugiyama's contributions to electronic control devices demonstrate his commitment to innovation and reliability in technology. His patents reflect a deep understanding of electronic systems and their applications.

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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