Tochigi, Japan

Masahiro Watanabe

This inventor holds 22 USPTO granted patents and 6 published patent applications, primarily in Semiconductor Fabrication. Top assignee: Semiconductor Energy Laboratory Co., Ltd.. Active years: 2014-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Watanabe. Retrieved from https://idiyas.com/inventor/masahiro-watanabe-7x6i3lcx

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

Calculating rank
USPTO Granted Patents = 22 

% Patents Active = 86.4

Average Co-Inventor Count = 5.4

ph-index = 7

Forward Citations = 119(Granted Patents)


Location History:

  • Atsugi, JP (2019)
  • Tochigi, JP (2014 - 2024)

Company Filing History:


Years Active: 2014-2025

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Areas of Expertise:
Sputtering Target
Thin Film
Oxide Semiconductor
Semiconductor Device
Manufacturing Method
Transistor
Sputtering Apparatus
Oxide Layer
Thin Film Transistor
Multilayer Film
Oxygen Release Layer
22 patents (USPTO):Explore Patents

Title: Innovations in Semiconductor Technology: The Achievements of Masahiro Watanabe

Introduction: Masahiro Watanabe, an accomplished inventor based in Tochigi, Japan, is recognized for his significant contributions to semiconductor technology. With an impressive portfolio consisting of 21 patents, Watanabe has been at the forefront of advancements in the field, particularly in the formation and manufacturing of oxide semiconductor films.

Latest Patents: Among Watanabe's latest innovations is a patented method for forming oxide semiconductor films, as well as associated semiconductor devices and manufacturing methods. These patents focus on reducing impurity concentrations in oxide semiconductor films, which enhances the reliability of these devices. This breakthrough has pivotal implications for the performance and durability of semiconductor technologies.

Career Highlights: Watanabe's tenure at Semiconductor Energy Laboratory Co., Ltd. has been marked by his dedication to innovation and excellence in semiconductor research. His inventive mindset and technical expertise have propelled the company into new realms of technological possibilities.

Collaborations: Throughout his career, Watanabe has worked alongside notable coworkers such as Kenichi Okazaki and Shunpei Yamazaki. Their partnership has fostered a collaborative environment that encourages the exchange of ideas and fosters innovation in semiconductor development.

Conclusion: Masahiro Watanabe exemplifies the spirit of innovation in the semiconductor industry with his impressive array of patents and collaborative efforts. His work continues to not only push the boundaries of technology but also sets a benchmark for reliability and efficiency in semiconductor devices, ultimately contributing to advancements that benefit both the industry and society at large.

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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