Company Filing History:

18 out of 39,228

Fujitsu Corporation

patents

1 out of 120

Nagoya Institute of Technology

patents

where one patent can have more than one assignee

Years Active: 1995-2012

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8188466 - Resistance variable element (2012-05-29),

2. 7764160 - Variable-resistance element (2010-07-27),

3. 7090933 - Magneto-optical recording medium including a soft magnetic layer, a protective layer and a silane coupling agent layer, in this order (2006-08-15),

4. 6356516 - Magneto-optical recording medium and reproducing method for information recorded on the medium (2002-03-12),

5. 6248439 - Magneto-optical recording medium and reproducing method for information recorder on the medium (2001-06-19),

6. 6128254 - Magneto-optical recording medium and reproducing method for information (2000-10-03),

7. 6096444 - Magneto-optical recording medium capable of double mask readout (2000-08-01),

8. 6031794 - Magneto-optical recording medium and method of producing the same (2000-02-29),

9. 6020079 - Magneto-optical recording medium and reproducing method for information (2000-02-01),

10. 5896350 - Magneto-optical recording medium and method of producing the same (1999-04-20),

11. 5747136 - High-density magneto-optic disk and method of manufacturing the same (1998-05-05),

12. 5740133 - Magneto-optical recording medium capable of double mask readout (1998-04-14),

13. 5723227 - Magneto-optical recording medium and reproducing method for information (1998-03-03),

14. 5663936 - Magneto-optic recording medium suited for mark edge recording system and (1997-09-02),

15. 5623458 - Method for reproducing information data recorded on a magneto-optical (1997-04-22),

Title: Keiji Shono: Innovator in Resistance Variable Elements

Introduction

Keiji Shono is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of variable-resistance elements, holding a total of 18 patents. His innovative work has paved the way for advancements in memory technology and electronic components.

Latest Patents

One of Shono's latest patents is a resistance variable element designed to perform bipolar operations through a specified mechanism. This element features a laminated structure that includes two electrodes and an oxide layer situated between them. The oxide layer can switch between low-resistance and high-resistance states by donating or accepting oxygen ions. Another notable invention is a variable-resistance element with a multilayer structure, which includes an oxygen ion migration layer that facilitates the formation of low-resistance paths through oxygen vacancy production.

Career Highlights

Throughout his career, Keiji Shono has worked with notable organizations such as Fujitsu Corporation and the Nagoya Institute of Technology. His experience in these institutions has allowed him to refine his expertise in the development of advanced electronic components.

Collaborations

Shono has collaborated with esteemed colleagues, including Koji Matsumoto and Ken Tamanoi, contributing to various innovative projects in the field of electronics.

Conclusion

Keiji Shono's contributions to the field of resistance variable elements highlight his role as a key innovator in technology. His patents and collaborations continue to influence advancements in electronic components and memory technology.

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