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For the Inventor, By the Inventor

Nukata-gun, Japan

Nozomu Akagi

USPTO Granted Patents = 18 


Average Co-Inventor Count = 3.8

ph-index = 4

Forward Citations = 54(Granted Patents)


Location History:

  • Nukata, JP (2013)
  • Nukata-gun, JP (2010 - 2016)
  • Kariya, JP (2014 - 2018)

Company Filing History:

goldMedal17 out of 19,697 
 
Denso Corporation
 patents
silverMedal1 out of 238 
 
Denso Corpora Tion
 patents

Years Active: 2010-2018

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18 patents (USPTO):
1. 9954073 - Method for manufacturing silicon carbide semiconductor device (2018-04-24),
2. 9478621 - Semiconductor device (2016-10-25),
3. 8823083 - Semiconductor device with vertical semiconductor element (2014-09-02),
4. 8815701 - Method for manufacturing semiconductor device having SOI substrate (2014-08-26),
5. 8519748 - Driving circuit for driving transistor based on control current (2013-08-27),
6. 8446003 - Semiconductor device including double-sided multi-electrode chip embedded in multilayer wiring substrate (2013-05-21),
7. 8436419 - Semiconductor device with high-breakdown-voltage transistor (2013-05-07),
8. 8384153 - Semiconductor device and manufacturing method of the same (2013-02-26),
9. 8278731 - Semiconductor device having SOI substrate and method for manufacturing the same (2012-10-02),
10. 8179169 - Driving circuit with variable resistor for transistor (2012-05-15),
11. 8097921 - Semiconductor device with high-breakdown-voltage transistor (2012-01-17),
12. 8022477 - Semiconductor apparatus having lateral type MIS transistor (2011-09-20),
13. 7911023 - Semiconductor apparatus including a double-sided electrode element and method for manufacturing the same (2011-03-22),
14. 7893458 - Semiconductor device having lateral MOS transistor and zener diode (2011-02-22),
15. 7858475 - Method for manufacturing a vertical transistor that includes a super junction structure (2010-12-28),

Title: Nozomu Akagi: Innovator in Semiconductor Technology

Introduction

Nozomu Akagi is a prominent inventor based in Nukata-gun, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 18 patents. His work focuses on innovative methods for manufacturing silicon carbide semiconductor devices, which are crucial for various electronic applications.

Latest Patents

One of Akagi's latest patents is a method for manufacturing silicon carbide semiconductor devices. This method involves forming recesses on a substrate's cross-section by partially removing the top portion of the drift layer through etching. The process includes arranging a mask on the front surface of the drift layer and ion-implanting a second conductivity type impurity to create electric field relaxation layers. Additionally, he has developed a semiconductor device where element electrodes are strategically placed in a cell region, while an outermost peripheral electrode is connected to the semiconductor substrate. This design enhances the efficiency of voltage division between the element electrodes and the peripheral electrode.

Career Highlights

Throughout his career, Nozomu Akagi has worked with notable companies, including Denso Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in semiconductor technology.

Collaborations

Akagi has collaborated with esteemed colleagues such as Tetsuo Fujii and Makoto Kuwahara. Their combined expertise has fostered innovation and development in the semiconductor field.

Conclusion

Nozomu Akagi's contributions to semiconductor technology through his patents and collaborations highlight his role as a leading inventor in this industry. His innovative methods continue to influence the development of advanced electronic devices.

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