Tokyo, Japan

Tsuneyuki Hayashi

This inventor holds 16 USPTO granted patents and 2 published patent applications and 1 EPO patent, primarily in Semiconductor Technology. Top assignees: Kabushiki Kaisha Toshiba, Sony Corporation, Toshiba Electronic Devices & Storage Corporation. Active years: 1980-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuneyuki Hayashi. Retrieved from https://idiyas.com/inventor/tsuneyuki-hayashi

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

Calculating rank
USPTO Granted Patents = 16 

% Patents Active = 93.8

 

Average Co-Inventor Count = 1.5

ph-index = 4

Forward Citations = 77(Granted Patents)


Location History:

  • Chigasaki, JP (1980 - 1985)
  • Kanagawa, JP (1982 - 1999)
  • Kodaira Tokyo, JP (2019)
  • Kodaira, JP (2021 - 2023)
  • Tokyo, JP (1986 - 2024)

Company Filing History:


Years Active: 1980-2026

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Areas of Expertise:
Power Supply Switching Circuit
Semiconductor Device
Switching Device
Integrated Circuit
Driver Circuit
Resin Molding Apparatus
Magnetically Floating Carrier
Toroidal Core Winding
Electric Motor Coil
Coreless Armature Winding
16 patents (USPTO):Explore Patents

Title: Tsuneyuki Hayashi: A Pioneer in Semiconductor Innovations

Introduction

Tsuneyuki Hayashi, hailing from Tokyo, Japan, is a distinguished inventor with an impressive portfolio of 15 patents. His contributions to the field of semiconductor technology are noteworthy, reflecting his dedication to advancing innovation in this vital industry.

Latest Patents

One of Hayashi's latest innovations is a patent for a semiconductor device. This device encompasses a first circuit responsible for generating a first voltage, coupled with a second circuit that transfers this voltage to a designated terminal. A third circuit is designed to produce a signal indicating the voltage level at the terminal, enabling the device to operate efficiently based on predefined thresholds. Additionally, he has patented a novel switching device. This concept includes circuitry where the gate of the first p-type MOS transistor interacts with control circuits to adjust voltage levels over specific timeframes, optimizing performance during operational cycles.

Career Highlights

During his illustrious career, Tsuneyuki Hayashi has worked with renowned companies such as Sony Corporation and Kabushiki Kaisha Toshiba. His involvement in cutting-edge projects at these institutions has significantly shaped his expertise in semiconductor design and development.

Collaborations

In his journey, he has collaborated with esteemed colleagues like Akira Kojima and Hiroyuki Fukasawa, further enhancing the collaborative spirit in technological advancements.

Conclusion

With a solid foundation in semiconductor technology and a track record of impactful patents, Tsuneyuki Hayashi continues to be a significant figure in innovation. His work not only contributes to the industry but also inspires future inventors to push the boundaries of technology.

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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