Matsumoto, Japan

Katsunori Ueno

This inventor holds 95 USPTO granted patents and 10 published patent applications, primarily in Nitride Semiconductor Devices (CPC class H01L29-2003). Top assignees: Fuji Electric Co., Ltd., Fuji Electric Device Technology Co., Ltd., Fuji Electric Systems Co. Ltd.. Active years: 1989-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsunori Ueno. Retrieved from https://idiyas.com/inventor/katsunori-ueno

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

USPTO Granted Patents = 95 

% Patents Active = 89.5

Average Co-Inventor Count = 1.7

ph-index = 23

Forward Citations = 1,710(Granted Patents)

Forward Citations (Not Self Cited) = 1,676(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Kawasaki, JP (1994 - 1998)
  • Kanagawa, JP (1989 - 2016)
  • Yokohama, JP (2015 - 2018)
  • Matsumoto, JP (1994 - 2024)
  • Nagano, JP (1997 - 2024)

Company Filing History:


Years Active: 1989-2026

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Areas of Expertise:
Nitride Semiconductor
MOSFET
Gallium Nitride
Vertical Semiconductor
High Temperature Annealing
Bidirectional Device
Power Conversion
IGBT
Wide Band Gap
Diode
Transistor
Manufacturing Method
95 patents (USPTO):Explore Patents

Title: Inspiring the Future: The Innovation Journey of Katsunori Ueno

Introduction:

Katsunori Ueno, a visionary inventor based in Matsumoto, Japan, has left an indelible mark on the world of technology with his pioneering work and unwavering passion for innovation.

Latest Patents:

With an impressive portfolio of 90 patents, Katsunori Ueno's latest inventions include the Vertical MOSFET having a high resistance region and the Nitride semiconductor device. These groundbreaking technologies showcase his relentless pursuit of cutting-edge solutions in the semiconductor industry.

Career Highlights:

Throughout his illustrious career, Katsunori Ueno has made significant contributions to the field of semiconductor technology. Having worked at renowned companies like Fuji Electric Co., Ltd. and Fuji Electric Device Technology Co., Ltd., he has honed his skills and expertise to push the boundaries of innovation.

Collaborations:

Collaboration has been a cornerstone of Katsunori Ueno's success, with esteemed coworkers such as Shinya Takashima and Masaharu Edo contributing to the realization of his groundbreaking inventions. Their collective efforts have fostered a culture of creativity and excellence in the pursuit of technological advancements.

Conclusion:

In conclusion, Katsunori Ueno's tireless dedication to innovation, combined with his exceptional talent and collaborative ethos, continues to inspire a new generation of inventors and shape the landscape of technology. His transformative work serves as a testament to the power of ingenuity and perseverance in driving progress and ushering in a brighter future for all.

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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