Nariaki Tanaka

This inventor holds 23 USPTO granted patents, primarily in Semiconductor Manufacturing. Top assignee: Toyoda Gosei Co., Ltd.. Active years: 2015-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nariaki Tanaka. Retrieved from https://idiyas.com/inventor/nariaki-tanaka

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

USPTO Granted Patents = 23

% Patents Active = 100.0

Average Co-Inventor Count = 2.5

ph-index = 2

Forward Citations = 21(Granted Patents)

Company Filing History:

23 out of 3,086

Toyoda Gosei Co., Ltd.

patents

Years Active: 2015-2023

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Areas of Expertise:

Semiconductor Device

Manufacturing Method

Edge Termination

Insulating Film

Mesa Groove

Power Converter

Microcrystal

N Type Region

P Type Layer

Electrode Structure

23 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11670696 - Semiconductor device and production method therefor (2023-06-06),

2. 10879349 - Method for manufacturing semiconductor device and edge termination structure of semiconductor device (2020-12-29),

3. 10854454 - Semiconductor device and method for manufacturing the same (2020-12-01),

4. 10832911 - Semiconductor device (2020-11-10),

5. 10490408 - Method for manufacturing semiconductor device (2019-11-26),

6. 10256323 - Method of manufacturing semiconductor device including an n type semiconductor region formed in a p type semiconductor layer (2019-04-09),

7. 10177234 - Semiconductor device (2019-01-08),

8. 10153356 - Method of manufacturing semiconductor device, and semiconductor device (2018-12-11),

9. 10153352 - Semiconductor device (2018-12-11),

10. 10026808 - Semiconductor device including insulating film that includes negatively charged microcrystal (2018-07-17),

11. 9985127 - Semiconductor device including a mesa groove and a recess groove (2018-05-29),

12. 9972725 - Semiconductor device and manufacturing method of the same (2018-05-15),

13. 9711661 - Semiconductor device and manufacturing method thereof (2017-07-18),

14. 9691846 - Semiconductor device including an insulating layer which includes negatively charged microcrystal (2017-06-27),

15. 9685348 - Semiconductor device, method of manufacturing the same and power converter (2017-06-20),

Title: The Innovative Contributions of Nariaki Tanaka in Semiconductor Technology

Introduction

Nariaki Tanaka, based in Kiyosu, Japan, is a prolific inventor with an impressive portfolio of 23 patents. His work primarily focuses on advancements in semiconductor devices, showcasing a commitment to innovation in technology.

Latest Patents

Among his latest patents, Tanaka has introduced a novel semiconductor device and its production method. This invention aims to alleviate electric field concentration within the gate insulating film located beneath the gate electrode. The design employs a third semiconductor layer, a gate insulating film, a gate electrode, and a passivation film, with specific regions designed for contact and non-contact with the gate electrode. Furthermore, the invention outlines parameters for the thickness of both regions to optimize performance.

Another significant patent is a method for manufacturing a semiconductor device featuring an edge termination structure. This method encompasses a stacking process, ion implantation, and heat treatment aimed at creating a p-type impurity containing region within the n-type semiconductor layer. This innovative approach enhances the overall efficiency and reliability of semiconductor devices.

Career Highlights

Throughout his career, Nariaki Tanaka has been associated with prominent companies, including Toyoda Gosei Co., Ltd. and Toyoda Goset Co., Ltd. His experiences in these organizations have contributed substantially to his expertise in semiconductor technologies.

Collaborations

Tanaka has collaborated with talented individuals such as Tohru Oka and Toru Oka. These partnerships have likely fostered a creative environment leading to advancements in semiconductor innovations and patents.

Conclusion

Nariaki Tanaka's contributions to the field of semiconductor technology are both significant and impressive, with a focus on innovation that continues to inspire future advancements. His patents reflect a deep understanding of semiconductor principles, providing a foundation for ongoing development in this critical area of technology.

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]