Hitachi, Japan

Kazuhisa Matunaga

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhisa Matunaga. Retrieved from https://idiyas.com/inventor/kazuhisa-matunaga

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: Innovator Kazuhisa Matunaga: A Pioneer in Collision Control Technology

Introduction: Kazuhisa Matunaga is a remarkable inventor hailing from Hitachi, Japan. Known for his ingenuity and contribution to technology, Matunaga holds a patent that addresses the challenges faced in systems where multiple devices share a common unit. His work has paved the way for advancements in distributed systems, making communication and functionality more efficient.

Latest Patents: Matunaga's notable patent, titled "Method and Apparatus for Self-Control in Distributed Priority Collision," focuses on controlling collision in systems with shared resources. The patent details a method for measuring the continued non-access time to a common unit by various devices. Specifically, it allows a device to access the common unit based on measured time intervals, provided the unit is not busy and an access request is made. This invention introduces a framework for normal and priority interruption access requests, significantly enhancing the management of shared resources.

Career Highlights: Kazuhisa Matunaga is a key member of Hitachi, Ltd., where he applies his expertise in inventing and improving technology solutions. His innovative spirit has contributed to the company's reputation for excellence in technological advancement, solidifying his position as an influential figure within the organization.

Collaborations: Throughout his career, Matunaga has collaborated with talented colleagues, including Hiromasa Yamaoka and Yuzaburo Iwasa. This collaborative effort has further enriched the research environment at Hitachi, fostering creativity and innovation within the team.

Conclusion: Kazuhisa Matunaga exemplifies the essence of innovation through his groundbreaking inventions, particularly in the realm of collision control technology. His contributions not only reflect his technical skills but also highlight the importance of collaboration and dedication in the advancement of technology. As Matunaga continues to develop his ideas, the impact of his work is sure to resonate within the tech industry for years to come.

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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