Yokohama, Japan

Masao Mashita

This inventor holds 7 USPTO granted patents. Top assignees: Kabushiki Kaisha Toshiba, Tokyo Shibaura Denki Kabushiki Kaisha. Active years: 1984-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masao Mashita. Retrieved from https://idiyas.com/inventor/masao-mashita

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 = 2.9

ph-index = 6

Forward Citations = 187(Granted Patents)


Location History:

  • Kanagawa, JP (1993)
  • Yokohama, JP (1984 - 2001)

Company Filing History:


Years Active: 1984-2001

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7 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Masao Mashita

Introduction

Masao Mashita is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 7 patents. His work focuses on advanced devices that leverage quantum effects and innovative semiconductor materials.

Latest Patents

Among his latest patents is a quantum effect device, which features an inverter comprising four quantum dot cells. This device is designed such that when the quantum dot cells are arranged in the 9 o'clock, 12 o'clock, and 3 o'clock directions, the fourth cell is positioned in the 6 o'clock direction. Another notable patent is for a semiconductor device utilizing semiconductor BCN compounds. This invention discloses a semiconductor device that includes a semiconductor BCN compound layer and a metallic or insulating BCN compound layer, which are stacked together to enhance performance.

Career Highlights

Masao Mashita has had a distinguished career, working with notable companies such as Kabushiki Kaisha Toshiba and Tokyo Shibaura Denki Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in semiconductor technology.

Collaborations

Some of his notable coworkers include Hironori Ishikawa and Yoshito Kawakyu. Their collaboration has contributed to the advancement of technology in their respective fields.

Conclusion

Masao Mashita's contributions to semiconductor technology and his innovative patents highlight his role as a leading inventor in Japan. His work continues to influence the industry and pave the way for future advancements.

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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