Nara, Japan

Kazuhiko Inoguchi

This inventor holds 17 USPTO granted patents. Top assignees: Sharp Kabushiki Kaisha Corporation, Hikaru Kobayashi, Other. Active years: 1991-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiko Inoguchi. Retrieved from https://idiyas.com/inventor/kazuhiko-inoguchi

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


% Patents Active = 82.4

Average Co-Inventor Count = 3.1

ph-index = 8

Forward Citations = 178(Granted Patents)


Location History:

  • Nara-ken, JP (2000)
  • Nara, JP (1991 - 2011)

Company Filing History:


Years Active: 1991-2011

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17 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Kazuhiko Inoguchi

Introduction

Kazuhiko Inoguchi, a prominent inventor hailing from Nara, Japan, has made significant contributions to the field of semiconductor technology. With an impressive portfolio of 17 patents, he has been at the forefront of innovations that enhance the performance and efficiency of electronic devices. His work primarily focuses on thin film transistors and the methods of manufacturing them, demonstrating his commitment to advancing technology.

Latest Patents

Inoguchi's latest patents include groundbreaking technologies such as the thin film transistor, methods of manufacturing semiconductor devices, and techniques for modifying and forming oxide films. His manufacturing method of a thin film transistor involves immersing a process-target substrate in an oxidizing solution that enables the formation of a gate oxide film through direct oxidation of polycrystalline silicon. This process not only ensures a clean interface between the silicon and the oxide film but also results in a high-quality gate oxide film characterized by excellent insulation tolerance and other vital properties, all achievable at lower temperatures.

Career Highlights

Throughout his career, Kazuhiko Inoguchi has worked with renowned organizations, including Sharp Corporation, where he played a crucial role in developing innovative electronic components. His extensive work in the semiconductor industry has earned him recognition as a leading inventor, particularly in the optimization of thin film transistors that are critical for modern display and electronic devices.

Collaborations

Inoguchi has collaborated with esteemed professionals in his field, including Haruhisa Takiguchi and Toshiyuki Okumura. These partnerships have contributed to the success and advancement of his patented technologies, reinforcing the collaborative nature of research and innovation within the semiconductor industry.

Conclusion

Kazuhiko Inoguchi's contributions to semiconductor technology and his patent portfolio exemplify the spirit of innovation that drives progress in the electronics sector. His work continues to influence the development of more efficient and reliable electronic devices, marking him as a noteworthy figure in the landscape of invention.

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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