Tokyo, Japan

Keiichi Nagashima

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi Systems, Ltd.. Active years: 2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiichi Nagashima. Retrieved from https://idiyas.com/inventor/keiichi-nagashima-dephi9kv

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 = 7.0

ph-index = 1


Company Filing History:


Years Active: 2019

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1 patent (USPTO):Explore Patents

Title: Keiichi Nagashima: Innovator in Solar Power Technology

Introduction

Keiichi Nagashima is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of solar power technology. His innovative approach has led to the development of a unique system for examining solar power generation.

Latest Patents

Nagashima holds a patent for a solar power generation examination system and method. This invention allows for the identification of defective photovoltaic cell modules without the need for disconnection in a photovoltaic cell string. The system includes a current detector that measures the output current of a photovoltaic cell string while a monitor unit estimates defective modules based on changes in output currents. This method enhances the efficiency of photovoltaic power generation systems.

Career Highlights

Keiichi Nagashima is currently employed at Hitachi Systems, Ltd. His work focuses on advancing solar power technologies and improving the reliability of photovoltaic systems. His innovative solutions have garnered attention in the renewable energy sector.

Collaborations

Nagashima collaborates with talented individuals such as Kazuki Watanabe and Hironori Wakana. Together, they work on projects that aim to enhance solar power generation and inspection methods.

Conclusion

Keiichi Nagashima's contributions to solar power technology exemplify the importance of innovation in renewable energy. His patent for a solar power generation examination system showcases his commitment to improving the efficiency and reliability of photovoltaic systems.

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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