Tokyo, Japan

Yoshiki Kamata

This inventor holds 17 USPTO granted patents and 3 published patent applications. Top assignees: Kabushiki Kaisha Toshiba, Kioxia Corporation, Toshiba Memory Corporation. Active years: 2003-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiki Kamata. Retrieved from https://idiyas.com/inventor/yoshiki-kamata

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

USPTO Granted Patents = 17 

% Patents Active = 76.5

Average Co-Inventor Count = 1.9

ph-index = 5

Forward Citations = 58(Granted Patents)


Location History:

  • Kanagawa-ken, JP (2003)
  • Meguro-ku, Tokyo, JP (2011)
  • Ibaraki, JP (2017)
  • Tsukuba, JP (2019 - 2020)
  • Tokyo, JP (2012 - 2024)
  • Meguro Tokyo, JP (2024)

Company Filing History:


Years Active: 2003-2026

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17 patents (USPTO):Explore Patents

Title: The Innovative Mind of Yoshiki Kamata: Shaping the Future of Memory Devices

Introduction: Yoshiki Kamata, an esteemed inventor based in Tokyo, Japan, has made remarkable contributions to the field of memory devices. With an impressive portfolio comprising 16 patents, Kamata's innovations have significantly impacted technology and data storage solutions. His latest patents showcase groundbreaking advancements in memory device manufacturing and functionality.

Latest Patents: Among his notable inventions, Kamata's latest patent focuses on a sophisticated memory device and method of manufacturing it. This memory device incorporates various essential components, including first and second interconnects, along with a complex arrangement of strings and switches to enhance its operational efficiency. Each string integrates first switch elements and memory cells in series, with the memory cells further including second switch elements and resistance change elements in parallel. Another embodiment of his memory device innovation features a resistive layer sandwiched between two electrodes, which utilizes antimony (Sb) and bismuth (Bi) combined with tellurium (Te) to achieve a variable resistance value. The design of the resistive layer employs a hexagonal crystal structure to optimize performance.

Career Highlights: Throughout his career, Kamata has worked with reputable companies such as Kabushiki Kaisha Toshiba and Kioxia Corporation. His tenure in these organizations has enabled him to push the boundaries of memory technology, enhancing the efficiency and capabilities of storage solutions in various applications.

Collaborations: Kamata has collaborated with notable colleagues in the realm of innovation, including Yoshiaki Asao and Misako Morota. Together, they have fostered an environment of creativity and progress, resulting in the development of advanced technologies in memory devices.

Conclusion: Yoshiki Kamata's dedication to innovation and his prolific contributions to memory device technology spotlight his role as a leading inventor in the industry. With 16 patents to his name and an ongoing commitment to advancing data storage technologies, Kamata continues to pave the way for future innovations in the field.

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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