Kashiba, Japan

Junichi Nakamura

This inventor holds 26 USPTO granted patents, primarily in Solar Energy Technology. Top assignees: Sharp Kabushiki Kaisha Corporation, Kaneka Corporation. Active years: 1996-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junichi Nakamura. Retrieved from https://idiyas.com/inventor/junichi-nakamura-moipq9pz

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


% Patents Active = 84.6

Average Co-Inventor Count = 2.4

ph-index = 5

Forward Citations = 282(Granted Patents)


Location History:

  • Tenri, JP (1996 - 2002)
  • Nara, JP (2002)
  • Kashiba, JP (2002 - 2009)
  • Higashihiroshima, JP (2009)
  • Osaka, JP (2019 - 2021)
  • Settsu, JP (2022 - 2023)

Company Filing History:


Years Active: 1996-2025

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Areas of Expertise:
Solar Battery Module
Solar Cell
Photoelectric Conversion
Semiconductor Device
Light-Emitting Diode
Transparent Electrode Film
Dimming Element
Power Supply System
Manufacturing Method
Photovoltaic Power Generation
Semiconductor Light Emitting Element
III-IV Group Compound
26 patents (USPTO):Explore Patents

Title: Junichi Nakamura: Innovator in Solar Technology

Introduction: Junichi Nakamura, based in Kashiba, Japan, is a pioneering inventor with a remarkable portfolio of 24 patents to his name. His innovative contributions primarily focus on advancements in solar cell technology, underscoring his commitment to renewable energy solutions.

Latest Patents: Among Junichi's latest inventions is a novel solar cell and manufacturing method designed to prevent short-circuiting during signaling connection. This innovative solar cell comprises a semiconductor substrate and a first semiconductor layer of a different conductivity type. The first semiconductor layer features a main functional portion and several first collecting portions extending towards the opposite side of the semiconductor substrate. Additionally, he developed a solar cell module that boasts high photoelectric conversion efficiency while also providing superior aesthetic appearance. This module includes a plate-shaped front-surface protection material with a light-blocking region, multiple aligned solar battery strings, and a back-surface protection material, all contributing to enhanced functionality and visual appeal.

Career Highlights: Throughout his career, Junichi Nakamura has been associated with esteemed companies such as Sharp Corporation and Kaneka Corporation. His work in these organizations has significantly contributed to advancements in solar technology and energy solutions.

Collaborations: Junichi has collaborated with notable professionals in the field, including Kazuaki Sasaki and Hiroshi Nakatsu. These partnerships have further enriched his innovative contributions and strengthened the development of new technologies.

Conclusion: Junichi Nakamura's expertise and inventive spirit have solidified his reputation as a leader in solar technology innovation. His dedication to creating sustainable energy solutions through his patents plays a crucial role in pushing the boundaries of what is possible in renewable energy.

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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