Tokyo, Japan

Masanao Ito

This inventor holds 2 USPTO granted patents and 4 published patent applications. Top assignee: Mitsubishi Electric Corporation. Active years: 2023-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanao Ito. Retrieved from https://idiyas.com/inventor/masanao-ito-bhsjoknp

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 2023-2025

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2 patents (USPTO):Explore Patents

Title: Masanao Ito: Innovator in Semiconductor Technology

Introduction

Masanao Ito 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 focuses on innovative semiconductor devices that enhance power conversion efficiency.

Latest Patents

Masanao Ito's latest patents include advancements in semiconductor devices and methods of manufacturing them. One of his notable inventions is a semiconductor device that features a semiconductor layer with a super junction layer. This layer consists of alternating n-type and p-type pillar layers, along with a p-type withstand voltage holding structure that surrounds the active region. The design allows for improved performance by ensuring that at least one withstand voltage holding structure overlaps with the super junction layer in a plan view, incorporating gaps that enhance functionality.

Another significant patent involves a semiconductor device with trench gate electrodes formed in first pillars. This device includes a semiconductor region with alternating n-type and p-type pillar layers, along with a p-type first well layer and an n-type first source layer. The innovative design of the first side surface dielectric layer and the first bottom surface dielectric layer contributes to the overall efficiency and effectiveness of the semiconductor device.

Career Highlights

Masanao Ito is currently associated with Mitsubishi Electric Corporation, where he continues to push the boundaries of semiconductor technology. His work has been instrumental in developing devices that meet the growing demands of modern electronics.

Collaborations

Throughout his career, Masanao Ito has collaborated with notable colleagues, including Kohei Ebihara and Masayuki Furuhashi. These collaborations have fostered an environment of innovation and creativity, leading to groundbreaking advancements in the semiconductor field.

Conclusion

Masanao Ito's contributions to semiconductor technology exemplify his dedication to innovation and excellence. His patents reflect a deep understanding of the complexities involved in semiconductor design and manufacturing. 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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