Atsugi, Japan

Takehisa Hatano

This inventor holds 16 USPTO granted patents and 2 published patent applications, primarily in Semiconductor Devices. Top assignee: Semiconductor Energy Laboratory Co., Ltd.. Active years: 2012-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takehisa Hatano. Retrieved from https://idiyas.com/inventor/takehisa-hatano

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

Calculating rank
USPTO Granted Patents = 16 

% Patents Active = 75.0

Average Co-Inventor Count = 2.9

ph-index = 5

Forward Citations = 91(Granted Patents)


Location History:

  • Kanagawa, JP (2013 - 2014)
  • Atsugi, JP (2012 - 2024)

Company Filing History:


Years Active: 2012-2024

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Areas of Expertise:
Semiconductor Device
Oxide Semiconductor
Memory Device
Fabrication
Manufacturing Method
Latch Circuit
Memory Element
Semiconductor Film
3D Integration
Thermal Management
16 patents (USPTO):Explore Patents

Title: Takehisa Hatano: Innovator in Semiconductor Technology

Introduction

Takehisa Hatano is a prominent inventor based in Atsugi, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 16 patents. His work focuses on improving the performance and reliability of semiconductor devices, particularly transistors.

Latest Patents

Hatano's latest patents include innovative methods for the fabrication of semiconductor devices. One notable patent describes a structure of a transistor that enables a normally-off switching element. This invention enhances the characteristics of transistors, leading to high-speed response and operation. The semiconductor device features a stacked structure comprising a semiconductor layer, source and drain electrode layers, a gate insulating layer, and a gate electrode layer. The semiconductor layer utilizes an oxide semiconductor that contains indium, gallium, zinc, and oxygen, with a specific composition ratio that optimizes performance.

Career Highlights

Hatano is associated with Semiconductor Energy Laboratory Co., Ltd., where he continues to advance semiconductor technology. His innovative approaches have positioned him as a key figure in the industry, contributing to the development of highly reliable semiconductor devices.

Collaborations

Throughout his career, Hatano has collaborated with notable colleagues, including Atsuo Isobe and Shunpei Yamazaki. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Takehisa Hatano's contributions to semiconductor technology have made a lasting impact on the industry. His innovative patents and collaborative efforts continue to drive advancements in the field, showcasing his dedication to improving semiconductor 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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