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Eiji Kariyada

USPTO Granted Patents = 15 (Patent Applications = 4)

Average Co-Inventor Count = 1.9

ph-index = 3

Forward Citations = 28(Granted Patents)

Location History:

Tokyo, JP (2005 - 2016)
Kawasaki, JP (2016 - 2017)
Kanagawa, JP (2013 - 2019)

Company Filing History:

8 out of 7,525

Renesas Electronics Corporation

Years Active: 2005-2019

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10170689 - Semiconductor device (2019-01-01),

2. 9653677 - Magnetoresistive effect element and magnetic memory (2017-05-16),

3. 9379312 - Magnetoresistive effect element and magnetic random access memory using the same (2016-06-28),

4. 9337419 - Magnetic memory cell and method of manufacturing the same (2016-05-10),

5. 9065041 - Magnetic memory cell and method of manufacturing the same (2015-06-23),

6. 8830735 - Magnetic memory including memory cells incorporating data recording layer with perpendicular magnetic anisotropy film (2014-09-09),

7. 8729648 - Magnetic body device and manufacturing method thereof (2014-05-20),

8. 8716820 - Magnetic memory (2014-05-06),

9. 8568851 - Method for manufacturing optical information recording medium, and optical information recording medium (2013-10-29),

10. 8524347 - Optical information recording medium and method of manufacturing the same (2013-09-03),

11. 8481339 - Magnetic memory and manufacturing method thereof (2013-07-09),

12. 7859984 - Optical information recording medium (2010-12-28),

13. 7803443 - Optical disk including a sulfuration suppressing dielectric film (2010-09-28),

14. 7494700 - Optical information recording medium and method of manufacturing the same (2009-02-24),

15. 6875488 - Optical information recording medium (2005-04-05),

Title: Eiji Kariyada: Innovator in Semiconductor Technology

Introduction

Eiji Kariyada is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 15 patents. His innovative work has advanced the understanding and application of magnetoresistive effect elements and magnetic memory.

Latest Patents

Kariyada's latest patents include a semiconductor device that introduces a novel method for writing using a magnetoresistive effect element. This invention describes a mechanism where, in a state without current flow in a magnetization free layer, a magnetic wall is manipulated by current flow to change the electrical resistance between a reference layer and the magnetization free layer. Another notable patent focuses on a magnetoresistive effect element that maintains a high MR ratio even after high-temperature heat treatment. This invention incorporates a data storage layer, a data reference layer, and an MgO film, ensuring effective magnetic coupling through a CoFeB film.

Career Highlights

Throughout his career, Eiji Kariyada has worked with leading companies in the semiconductor industry, including Renesas Electronics Corporation and NEC Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.

Collaborations

Kariyada has collaborated with notable colleagues such as Katsumi Suemitsu and Tetsuhiro Suzuki. Their combined expertise has fostered a productive environment for innovation and development in semiconductor technologies.

Conclusion

Eiji Kariyada's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence advancements in magnetoresistive effect elements and magnetic memory systems.

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