Hirakata, Japan

Yukio Nakashima

This inventor holds 7 USPTO granted patents. Top assignee: Sanyo Electric Co., Ltd.. Active years: 1987-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukio Nakashima. Retrieved from https://idiyas.com/inventor/yukio-nakashima-wp9mdu10

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 = 3.3

ph-index = 6

Forward Citations = 120(Granted Patents)


Location History:

  • Osaka, JP (1988)
  • Hirakata, JP (1987 - 1993)

Company Filing History:


Years Active: 1987-1993

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7 patents (USPTO):Explore Patents

Title: Innovations of Yukio Nakashima

Introduction

Yukio Nakashima is a prominent inventor based in Hirakata, Japan. He has made significant contributions to the field of electrostatic motors and photovoltaic devices. With a total of seven patents to his name, Nakashima's work reflects a deep understanding of semiconductor technology and its applications.

Latest Patents

One of his latest patents is an electrostatic motor designed for use in micromachines. This innovative motor features a rotatable semiconductor substrate and a drive electrode positioned close to the substrate. The substrate is doped with a specific impurity element, allowing it to function as an electromagnetic wave-static electric converter. When activated, the motor utilizes electromagnetic waves to create an electric field, enabling the substrate to rotate through electrostatic force.

Another notable patent is a photovoltaic device that incorporates nitrogen and oxygen doping. This device consists of amorphous semiconductor layers that form a p-i-n junction structure. By doping one of the layers with nitrogen and oxygen, Nakashima enhances the efficiency of the photovoltaic device, which is fabricated by depositing these layers onto a substrate.

Career Highlights

Yukio Nakashima is currently employed at Sanyo Electric Co., Ltd., where he continues to innovate and develop new technologies. His work has garnered attention for its potential applications in renewable energy and micro-electromechanical systems.

Collaborations

Throughout his career, Nakashima has collaborated with notable colleagues, including Kaneo Watanabe and Hisao Haku. These partnerships have contributed to the advancement of his research and the successful development of his inventions.

Conclusion

Yukio Nakashima's contributions to the fields of electrostatic motors and photovoltaic devices highlight his innovative spirit and technical expertise. His patents reflect a commitment to advancing technology and improving energy efficiency.

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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