Kawasaki, Japan

Hiroyuki Nakatsugawa

This inventor holds 2 USPTO granted patents. Top assignee: Fujitsu Corporation. Active years: 2010-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Nakatsugawa. Retrieved from https://idiyas.com/inventor/hiroyuki-nakatsugawa

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

Calculating rank

Average Co-Inventor Count = 3.2

ph-index = 1


Company Filing History:


Years Active: 2010-2011

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2 patents (USPTO):Explore Patents

Title: Hiroyuki Nakatsugawa: Innovator in Non-Contact IC Technology

Introduction

Hiroyuki Nakatsugawa is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of information technology, particularly in the development of non-contact integrated circuits (ICs). With a total of 2 patents, Nakatsugawa's work has paved the way for advancements in wireless communication and data privacy.

Latest Patents

His latest patents include a non-contact IC, information processing apparatus, reader/writer, and a use restriction method. The non-contact IC is designed to exchange information with a reader/writer through wireless communication. When the non-contact IC receives a command from the reader/writer to restrict its use, it enters a state of restricted use, preventing any information exchange. Additionally, he has developed a portable terminal unit that utilizes an IC privacy function. This function conceals the data area corresponding to each service, effectively inhibiting access to necessary data and allowing for service-specific control over the use of the contactless IC card.

Career Highlights

Hiroyuki Nakatsugawa is currently employed at Fujitsu Corporation, where he continues to innovate and contribute to the field of technology. His work has been instrumental in enhancing the functionality and security of non-contact ICs, making them more reliable for various applications.

Collaborations

He has collaborated with notable colleagues such as Kazuhiro Hosaka and Toshinao Osaka, further enriching the research and development environment at Fujitsu Corporation.

Conclusion

Hiroyuki Nakatsugawa's contributions to non-contact IC technology demonstrate his commitment to innovation and excellence in the field. His patents reflect a deep understanding of wireless communication and data privacy, positioning him as a key figure in the advancement of modern technology.

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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