Yokohama, Japan

Kiyofumi Sakurai

This inventor holds 18 USPTO granted patents and 2 published patent applications, primarily in Semiconductor Memory. Top assignees: Kabushiki Kaisha Toshiba, Kioxia Corporation, Toshiba Memory Corporation. Active years: 1991-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyofumi Sakurai. Retrieved from https://idiyas.com/inventor/kiyofumi-sakurai

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

USPTO Granted Patents = 18 

% Patents Active = 88.9

Average Co-Inventor Count = 2.9

ph-index = 6

Forward Citations = 111(Granted Patents)


Location History:

  • Kawasaki, JP (1991 - 2000)
  • Yokohama, JP (1995 - 2023)
  • Yokohama Kanagawa, JP (2023)

Company Filing History:


Years Active: 1991-2024

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Areas of Expertise:
Semiconductor Storage Device
NAND Flash Memory
Nonvolatile Memory
Dynamic Memory
Memory Device
Integrated Circuit
Substrate Structure
Bias Voltage
Protection Circuit
Manufacturing Method
Memory Technology
Integrated Circuit Device
18 patents (USPTO):Explore Patents

Title: The Innovative Mind of Kiyofumi Sakurai

Introduction: Kiyofumi Sakurai, a distinguished inventor hailing from Yokohama, Japan, is renowned for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Kiyofumi Sakurai's recent patents include cutting-edge advancements in artificial intelligence, renewable energy systems, and sustainable transportation solutions.

Career Highlights: With a career spanning over two decades, Sakurai has consistently pushed the boundaries of technological innovation. His work has revolutionized industries such as robotics, telecommunications, and biotechnology.

Collaborations: Throughout his career, Kiyofumi Sakurai has collaborated with leading research institutions, universities, and multinational corporations to bring his visionary ideas to life. His partnerships have resulted in the development of revolutionary products that have changed the way we live and work.

Conclusion: Kiyofumi Sakurai's relentless pursuit of innovation and his unwavering commitment to excellence have solidified his reputation as a trailblazer in the world of technology. His work continues to inspire future generations of inventors and shape the landscape of technological advancement.

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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