Osaka, Japan

Tomoaki Izumi

This inventor holds 19 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignees: Panasonic Corporation, Matsushita Electric Industrial Co., Ltd.. Active years: 2005-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoaki Izumi. Retrieved from https://idiyas.com/inventor/tomoaki-izumi

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

USPTO Granted Patents = 19 

% Patents Active = 52.6


Average Co-Inventor Count = 6.4

ph-index = 6

Forward Citations = 187(Granted Patents)


Location History:

  • Neyagawa, JP (2005 - 2010)
  • Osaka, JP (2009 - 2012)

Company Filing History:


Years Active: 2005-2012

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19 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Tomoaki Izumi in Memory Technology

Introduction: Tomoaki Izumi, a prominent inventor based in Osaka, Japan, has made substantial strides in the field of memory technology. With a remarkable portfolio comprising 19 patents, Izumi has been instrumental in developing advanced solutions that enhance data storage and retrieval.

Latest Patents: Among his notable inventions, Izumi's latest patents include a memory module, memory controller, nonvolatile storage, nonvolatile storage system, and a unique memory read/write method. This innovative method significantly reduces the number of restorations required during data read operations in nonvolatile RAM of a destructive read type, effectively prolonging the overall life of the storage. Moreover, his work on integrating both volatile and nonvolatile RAMs allows for more efficient data management during read and write processes. Another groundbreaking patent revolves around a semiconductor memory card that optimizes access performance by storing information related to access conditions and rates. This development improves the efficiency of access devices, enabling high-rate data retrieval regardless of the differing characteristics of semiconductor memory cards.

Career Highlights: Throughout his career, Tomoaki Izumi has collaborated with renowned companies such as Panasonic Corporation and Matsushita Electric Industrial Co., Ltd. His experience in these leading technology firms has significantly contributed to his expertise in memory technology and innovation.

Collaborations: In his professional journey, Izumi has also worked alongside talented individuals such as Masahiro Nakanishi and Tetsushi Kasahara. These collaborations have fostered a creative environment, allowing for the exchange of ideas that enhance the development of groundbreaking technologies.

Conclusion: Tomoaki Izumi has proven himself to be a visionary inventor in the realm of memory technology. His extensive patent portfolio and innovative contributions underscore his commitment to improving data storage solutions, paving the way for future advancements in this critical industry.

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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