Tokyo, Japan

Shinya Shirakawa

This inventor holds 5 USPTO granted patents. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Electric Corporation. Active years: 2003-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinya Shirakawa. Retrieved from https://idiyas.com/inventor/shinya-shirakawa

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


% Patents Active = 60.0

Average Co-Inventor Count = 2.5

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 2003-2009

Loading Chart...
5 patents (USPTO):Explore Patents

Title: Shinya Shirakawa: Innovator in Power Semiconductor Technology

Introduction

Shinya Shirakawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of power semiconductor devices, holding a total of 5 patents. His work has been instrumental in advancing technology that enhances the efficiency and reliability of power systems.

Latest Patents

Shirakawa's latest patents include innovative designs for power semiconductor devices. One notable patent describes a power semiconductor device that features first and second frames for feeding unipolar power from outside. It includes first and second switching units connected in series, along with an output frame for generating AC power. This design effectively suppresses surge voltage within the module, even when using an external snubber circuit. Another patent outlines a power semiconductor device with first and second power switching elements connected in series, equipped with flywheel diodes and driver circuits. This configuration ensures that current does not flow in the line from the terminal through a second diode, enhancing the device's operational efficiency.

Career Highlights

Throughout his career, Shinya Shirakawa has worked with notable companies such as Mitsubishi Denki Kabushiki Kaisha and Mitsubishi Electric Corporation. His experience in these organizations has allowed him to develop and refine his expertise in semiconductor technology.

Collaborations

Shirakawa has collaborated with esteemed colleagues, including Toru Iwagami and Mamoru Seo. These partnerships have contributed to the advancement of his innovative projects and patents.

Conclusion

Shinya Shirakawa's contributions to power semiconductor technology have established him as a key figure in the field. His innovative patents and collaborations reflect his commitment to advancing technology that benefits various industries.

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]
Loading…