Yokohama, Japan

Hiroyuki Kutsukake

USPTO Granted Patents = 60 

Average Co-Inventor Count = 2.3

ph-index = 9

Forward Citations = 202(Granted Patents)

Forward Citations (Not Self Cited) = 152(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kanagawa, JP (2008 - 2015)
  • Kanagawa-ken, JP (2012 - 2015)
  • Mie, JP (2018)
  • Yokkaichi, JP (2015 - 2021)
  • Yokohama, JP (2005 - 2022)
  • Yokkaichi Mie, JP (2022 - 2024)

Company Filing History:


Years Active: 2005-2025

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Areas of Expertise:
Non-Volatile Semiconductor Storage Device
High-Voltage Transistor
Semiconductor Memory Device
Memory Device
Depletion MOS Transistor
Enhancement MOS Transistor
Semiconductor Device Manufacturing
Transistor Breakdown Voltage
Electrically Erasable Programmable Read-Only Memory
Active Areas in Semiconductor
Peripheral Circuit Area Reduction
Transfer Transistor
60 patents (USPTO):Explore Patents

Title: **Hiroyuki Kutsukake: A Pioneer in Semiconductor Innovations**

Introduction: Hiroyuki Kutsukake, located in Yokohama, Japan, is an esteemed inventor whose contributions to the field of semiconductor technology are noteworthy. With a remarkable portfolio of 59 patents, he has significantly advanced the capabilities of semiconductor devices, offering innovative solutions that enhance storage and integration.

Latest Patents: His latest patents include groundbreaking inventions such as a semiconductor storage device and a semiconductor device with regions and contacts. The semiconductor storage device features a unique structure comprising a semiconductor substrate with distinct regions, including source and drain regions, optimized for enhanced performance. It incorporates multiple conductor layers, ensuring efficient connection of memory cells to the respective regions. The semiconductor device with regions and contacts emphasizes high integration capabilities, featuring transistors formed on insulating layers and a structured arrangement of conductive contacts, facilitating advanced functionality and efficiency.

Career Highlights: Throughout his career, Hiroyuki Kutsukake has been associated with prominent companies, including Kabushiki Kaisha Toshiba and Toshiba Memory Corporation. His work in these organizations has led to significant advancements in semiconductor technology, displaying his commitment to innovation and excellence in the field.

Collaborations: Kutsukake’s journey has also seen fruitful collaborations with talented individuals such as Kikuko Sugimae and Mitsuhiro Noguchi. These partnerships have fostered an environment of shared knowledge and creativity, contributing to the successful development of impactful semiconductor technologies.

Conclusion: Hiroyuki Kutsukake stands out as a remarkable inventor within the semiconductor industry, whose numerous patents reflect his dedication to innovation. His contributions not only enhance the functionality of semiconductor devices but also set a benchmark for future advancements in the field. As technology continues to evolve, Kutsukake's work will undoubtedly leave a lasting impact on the industry landscape.

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