Niiza, Japan

Hiroshi Shikauchi

This inventor holds 22 USPTO granted patents and 9 published patent applications, primarily in Semiconductor Devices. Top assignees: Sanken Electric Co., Ltd., Shin-Etsu Handotai Co., Ltd.. Active years: 2016-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Shikauchi. Retrieved from https://idiyas.com/inventor/hiroshi-shikauchi

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

USPTO Granted Patents = 22 

% Patents Active = 100.0

Average Co-Inventor Count = 5.5

ph-index = 4

Forward Citations = 39(Granted Patents)


Location History:

  • Saitama, JP (2018 - 2019)
  • Niiza, JP (2016 - 2020)

Company Filing History:


Years Active: 2016-2020

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Areas of Expertise:
Semiconductor Device
Substrate Manufacturing
Epitaxial Growth
Silicon-Based Substrate
Buffer Layer
Wafer Production
Gate Insulating Film
Composition Graded Buffer
Electronic Devices
Nitride Semiconductor
22 patents (USPTO):Explore Patents

Title: **Hiroshi Shikauchi: Innovator in Semiconductor Technology**

Introduction

Hiroshi Shikauchi, based in Niiza, Japan, has made significant contributions to the field of semiconductor technology, boasting an impressive portfolio of 22 patents. His innovative approaches have advanced the development of semiconductor devices, showcasing his expertise and commitment to the industry.

Latest Patents

Shikauchi's recent patents include groundbreaking inventions like the "Semiconductor device substrate" and "Method for manufacturing semiconductor device substrate." This semiconductor device substrate features a substrate with a buffer layer made of a nitride semiconductor. The buffer layer is designed to suppress transverse and longitudinal leak currents while inhibiting current collapse phenomena in high-temperature operations. Another notable patent is for a semiconductor device that includes a unipolar component, a transition layer, and a bypass component, which are connected in parallel to enhance efficiency and performance.

Career Highlights

Throughout his career, Hiroshi Shikauchi has worked with renowned organizations such as Sanken Electric Co., Ltd. and Shin-Etsu Handotai Co., Ltd. His work at these companies has been pivotal in pushing the boundaries of semiconductor research and development. His technical expertise has positioned him as a leading innovator in the semiconductor field.

Collaborations

Shikauchi has had the privilege of collaborating with eminent colleagues like Kazunori Hagimoto and Masaru Shinomiya. These partnerships have undoubtedly fostered a synergistic environment, leading to the creation of innovative solutions and advancements within semiconductor technology.

Conclusion

Hiroshi Shikauchi's contributions to semiconductor technology through his numerous patents demonstrate his role as a key innovator in the field. His work not only addresses current challenges but also paves the way for future developments in semiconductor devices, ensuring efficiency and reliability in high-performance 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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