Kadoma, Japan

Hirofumi Nakagaki

This inventor holds 9 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation. Active years: 1993-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirofumi Nakagaki. Retrieved from https://idiyas.com/inventor/hirofumi-nakagaki

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

USPTO Granted Patents = 9 

% Patents Active = 66.7


Average Co-Inventor Count = 2.5

ph-index = 4

Forward Citations = 41(Granted Patents)


Location History:

  • Neyagawa, JP (1993 - 1997)
  • Kadoma, JP (1999 - 2010)
  • Osaka, JP (2012)

Company Filing History:


Years Active: 1993-2012

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9 patents (USPTO):Explore Patents

Title: Hirofumi Nakagaki: Innovator in Nonvolatile Memory Technology

Introduction

Hirofumi Nakagaki is a prominent inventor based in Kadoma, Japan. He has made significant contributions to the field of nonvolatile memory technology, holding a total of 9 patents. His work focuses on enhancing the performance and efficiency of memory devices, particularly in terms of power consumption and access rates.

Latest Patents

Among his latest patents are innovations related to nonvolatile memory devices and systems. One notable invention involves a nonvolatile memory device and access device that adaptively controls the access rate based on the temperature of the memory device. This temperature-adaptive control mechanism ensures that the temperature does not exceed a critical limit, thereby preventing potential damage and allowing for high-speed data read and write operations. Another patent addresses the power consumption challenges associated with nonvolatile storage devices that have radio communication functions. This invention enables users to manage the activation and deactivation of the radio communication function, significantly reducing unnecessary power usage.

Career Highlights

Hirofumi Nakagaki has worked with notable companies such as Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in memory technology.

Collaborations

Some of his coworkers include Naoshi Usuki and Atsuo Ochi, who have collaborated with him on various projects throughout his career.

Conclusion

Hirofumi Nakagaki's contributions to nonvolatile memory technology have paved the way for advancements in data storage and management. His innovative patents reflect a commitment to improving efficiency and performance 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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