Company Filing History:

23 out of 2,636

Hitachi Global Storage Technologies Netherlands B.v.

patents

8 out of 164,108

International Business Machines Corporation

patents

3 out of 987

Hgst Netherlands, B.v.

patents

Years Active: 2001-2015

where 'Filed Patents' based on already Granted Patents

34 patents (USPTO):Sort by Forward Citations

Abstract keywords

1. 9127365 - Generation of multilayer structures in a single sputtering module of a multi-station magnetic recording media fabrication tool (2015-09-08),

2. 8546001 - Fabricating magnetic recording media on patterned seed layers (2013-10-01),

3. 8263239 - Laminated magnetic thin films for magnetic recording with weak ferromagnetic coupling (2012-09-11),

4. 7976964 - Disk drive with laminated magnetic thin films with sublayers for magnetic recording (2011-07-12),

5. 7862913 - Oxide magnetic recording layers for perpendicular recording media (2011-01-04),

6. 7846563 - Perpendicular magnetic recording exchange-spring type medium with a lateral coupling layer for increasing intergranular exchange coupling in the lower magnetic layer (2010-12-07),

7. 7776388 - Fabricating magnetic recording media on patterned seed layers (2010-08-17),

8. 7588841 - Perpendicular magnetic recording exchange-spring type medium with a lateral coupling layer for increasing intergranular exchange coupling in the lower magnetic layer (2009-09-15),

9. 7572527 - Perpendicular magnetic recording medium with improved antiferromagnetically-coupled recording layer (2009-08-11),

10. 7556870 - Antiferromagnetically coupled media for magnetic recording with weak coupling layer (2009-07-07),

11. 7529065 - Laminated magnetic thin films with weak antiferromagnetic coupling for perpendicular magnetic recording (2009-05-05),

12. 7488545 - Perpendicular magnetic recording medium with laminated recording layers formed of exchange-coupled ferromagnetic layers (2009-02-10),

13. 7479332 - Method and apparatus for improving signal-to-noise ratio in longitudinal recording media (2009-01-20),

14. 7425377 - Incoherently-reversing magnetic laminate with exchange coupled ferromagnetic layers (2008-09-16),

15. 7180710 - Magnetic recording medium having three ferromagnetic layers with increasing intrinsic coercivity from the lower to the upper layer (2007-02-20),

Title: The Innovative Mind of David Thomas Margulies

Introduction

David Thomas Margulies, a distinguished inventor based in Los Gatos, CA, is known for his remarkable contributions to the field of magnetic recording media. With an impressive portfolio of 34 patents, Margulies has significantly advanced technology in this area. His work predominantly focuses on the methods of fabricating multilayer and patterned magnetic recording media, showcasing innovative techniques that optimize manufacturing processes.

Latest Patents

Among Margulies' latest patents are groundbreaking methods for the generation of multilayer structures in a single sputtering module. These techniques involve fabricating perpendicular magnetic recording media by adjusting sputtering conditions to eliminate the need for multiple sputtering modules. This innovative approach allows for the effective use of tools initially designed for longitudinal media, leading to more efficient production of perpendicular media architectures.

Another significant patent by Margulies addresses the fabrication of magnetic recording media on patterned seed layers. This method involves growing vertical magnetic grains on a matrix of islands created from a first seed material, separated by non-magnetic material. This process enables the creation of isolated magnetic units that function independently, enhancing the performance of magnetic recording systems.

Career Highlights

Throughout his career, David Thomas Margulies has made substantial contributions while working for notable companies such as Hitachi Global Storage Technologies and International Business Machines Corporation (IBM). His innovative solutions and technical expertise have played a crucial role in advancing the capabilities of magnetic recording technologies.

Collaborations

Margulies has collaborated with prominent professionals in the field, including Eric Edward Fullerton and Hoa Van Do. These partnerships underscore the collaborative spirit often present in groundbreaking technological research and development, contributing to the refinement and implementation of advanced manufacturing methods.

Conclusion

David Thomas Margulies stands out as a pioneering inventor whose work has significantly shaped the landscape of magnetic recording technology. With his impressive number of patents and a commitment to innovation, Margulies continues to inspire future advancements in this vital field. His contributions highlight the importance of innovation in creating efficient manufacturing solutions and enhancing the capabilities of magnetic recording media.

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