Tokyo, Japan

Tadao Nakamura

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Tokyo Shibaura Electric Co., Ltd.. Active years: 1976-1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadao Nakamura. Retrieved from https://idiyas.com/inventor/tadao-nakamura-vgxhusto

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 16(Granted Patents)


Location History:

  • Tokyo, JA (1976)
  • Tokyo, JP (1979)

Company Filing History:


Years Active: 1976-1979

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2 patents (USPTO):Explore Patents

Title: Tadao Nakamura: Innovator in Semiconductor Technology

Introduction

Tadao Nakamura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 2 patents. His work has paved the way for advancements in display apparatuses and light-emitting devices.

Latest Patents

Nakamura's latest patents include a semiconductor luminescent display apparatus and a light-emitting gallium phosphide device. The semiconductor luminescent display apparatus features a plurality of semiconductor luminescent devices arranged in a row on a header. This device includes luminescent segments arranged in a letter of eight and electrodes that contact the luminescent surface of the segments. The light-emitting gallium phosphide device comprises a gallium phosphide (GaP) substrate of one conductivity type and at least one GaP layer of the opposite conductivity type. This configuration forms a P-N junction, allowing for the creation of light-emitting regions when a forward voltage is applied.

Career Highlights

Tadao Nakamura is associated with Tokyo Shibaura Electric Co., Ltd., where he has been instrumental in developing innovative semiconductor technologies. His expertise in this field has led to the creation of devices that enhance display quality and efficiency.

Collaborations

Nakamura has collaborated with notable coworkers, including Tetsuo Sadamasa and Makoto Naito. Their combined efforts have contributed to the advancement of semiconductor technologies and the development of new applications.

Conclusion

Tadao Nakamura's contributions to semiconductor technology have had a lasting impact on the industry. His innovative patents and collaborations continue to influence advancements in display and light-emitting devices.

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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