Tokyo, Japan

Miki Nakategawa

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi Metals, Ltd.. Active years: 2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Miki Nakategawa. Retrieved from https://idiyas.com/inventor/miki-nakategawa

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


% Patents Active = 100.0

Average Co-Inventor Count = 7.0

ph-index = 1

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 2001

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1 patent (USPTO):Explore Patents

Title: Miki Nakategawa: Innovator in Optical Switching Technology

Introduction: Miki Nakategawa is a prominent inventor based in Tokyo, Japan. He is known for his contributions to optical switching technology, which plays a crucial role in modern telecommunications. With a focus on innovation, Nakategawa has developed solutions that enhance the efficiency and reliability of optical fiber connections.

Latest Patents: Miki Nakategawa holds a patent for an optical switch. This invention connects a first optical fiber, supported on a stationary block, to a second optical fiber, which is mounted on a movable block. The movable block can shift between two positions: one for establishing an optical connection and another for disconnecting it. The design incorporates a magnetic flux generator that facilitates the movement of the movable block, which is made from a soft magnetic substance to allow the magnetic flux to pass through effectively.

Career Highlights: Nakategawa is associated with Hitachi Metals, Ltd., where he has been instrumental in advancing optical technologies. His work has significantly contributed to the field, making him a respected figure in the industry.

Collaborations: Throughout his career, Nakategawa has collaborated with notable colleagues, including Toshikazu Nishiyama and Masahiro Mita. These partnerships have fostered innovation and have led to the development of cutting-edge technologies in optical switching.

Conclusion: Miki Nakategawa's work in optical switching technology exemplifies the impact of innovation in telecommunications. His patent and collaborations highlight his commitment to advancing the field, making him a key player in the 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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