Company Filing History:

15 out of 39,228

Fujitsu Corporation

patents

5 out of 8,679

Seagate Technology Incorporated

Years Active: 2003-2015

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21 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 9005781 - Magnetic recording medium for perpendicular magnetic recording (2015-04-14),

2. 8277962 - Magnetic recording medium for perpendicular magnetic recording (2012-10-02),

3. 8110298 - Media for high density perpendicular magnetic recording (2012-02-07),

4. 7901802 - Magnetic recording medium for perpendicular magnetic recording (2011-03-08),

5. 7796358 - Method and apparatus for eliminating spike noise in a soft magnetic underlayer (2010-09-14),

6. 7588842 - Perpendicular magnetic recording medium with a pinned soft underlayer (2009-09-15),

7. 7566507 - Magnetic recording medium, magnetic storage apparatus and method of producing magnetic recording medium (2009-07-28),

8. 7354665 - Magnetic recording medium and magnetic storage apparatus (2008-04-08),

9. 7264892 - Magnetic recording medium and magnetic storage apparatus (2007-09-04),

10. 6893735 - Magnetic recording medium with anti-ferromagnetically coupled magnetic layers, and magnetic storage apparatus (2005-05-17),

11. 6828047 - Magnetic recording medium and magnetic storage apparatus (2004-12-07),

12. 6821652 - Magnetic recording medium and magnetic storage apparatus (2004-11-23),

13. 6773833 - Magnetic storage medium having improved thermal stability and a magnetic storage device using such a high-density magnetic storage medium (2004-08-10),

14. 6753101 - Magnetic recording medium, magnetic storage apparatus, recording method and method of producing magnetic recording medium (2004-06-22),

15. 6689495 - Magnetic recording medium and magnetic storage apparatus (2004-02-10),

Title: E Noel Abarra: Innovator in Magnetic Recording Technologies

Introduction

E Noel Abarra, based in Kawasaki, Japan, is a prolific inventor with a remarkable portfolio of 21 patents. His work primarily focuses on advancements in magnetic recording technologies, showcasing his expertise and commitment to innovation in the field.

Latest Patents

Among his notable contributions, Abarra's latest patents include groundbreaking developments related to magnetic recording media specifically designed for perpendicular magnetic recording. His inventions detail a novel recording medium that features a specially constructed perpendicular magnetic recording layer supported by a unique magnetically soft underlayer structure. This structure is composed of at least two soft magnetic layers that possess varying magnetic permeabilities. The incorporation of a magnetic permeability gradient leads to significant benefits, such as reduced adjacent track erasure (ATE) and enhanced overwrite (OW) properties, improving the performance and reliability of data storage devices.

Career Highlights

Throughout his career, E Noel Abarra has made significant strides in his field while contributing to prominent companies, including Fujitsu Corporation and Seagate Technology Incorporated. His expertise has played a pivotal role in advancing the technologies that underpin modern data storage systems.

Collaborations

Abarra has collaborated with notable professionals in the industry, including B Ramamurthy Acharya and Iwao Okamoto. These partnerships have fostered an environment of creativity and innovation, allowing for the development of cutting-edge solutions in magnetic recording technologies.

Conclusion

E Noel Abarra's contributions to the realm of magnetic recording media exemplify his dedication to innovation and excellence. With a firm grasp of the complexities involved in data storage technologies, his inventions continue to shape the future of the industry, making a lasting impact on how information is stored and retrieved.

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