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For the Inventor, By the Inventor

Minneapolis, MN, United States of America

David James Ellison

USPTO Granted Patents = 16 

Average Co-Inventor Count = 2.9

ph-index = 3

Forward Citations = 46(Granted Patents)


Company Filing History:

goldMedal16 out of 8,679 
 
Seagate Technology Incorporated
 patents

Years Active: 2015-2025

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16 patents (USPTO):
1. 12190922 - Method for forming a HAMR recording head with a protruding near-field transducer (2025-01-07),
2. 11763847 - Heat-assisted magnetic recording head, and related methods (2023-09-19),
3. 11222657 - Heat-assisted magnetic recording head with a near-field transducer extending beyond the media-facing surface (2022-01-11),
4. 10692542 - Coated slider to inhibit contamination accumulation (2020-06-23),
5. 10522192 - Coated slider to inhibit contamination accumulation (2019-12-31),
6. 9685176 - Process to inhibit slider contamination during processing (2017-06-20),
7. 9613658 - Contamination reduction head for media (2017-04-04),
8. 9449630 - Sliders having at least two regions on the trailing edge surface (2016-09-20),
9. 9311944 - Recording head with piezoelectric contact sensor (2016-04-12),
10. 9299376 - Method of patterning self-assembled monolayer on slider (2016-03-29),
11. 9230608 - Filter element for disc drive enclosure (2016-01-05),
12. 9214173 - Slider with high and low surface energy coatings proximate transducer (2015-12-15),
13. 9190108 - Contamination reduction head for media (2015-11-17),
14. 9153256 - Slider with self-assembled monolayer pattern (2015-10-06),
15. 9123366 - Disc drive with magnetic self-assembled monolayer (2015-09-01),

Title: The Innovative Contributions of David James Ellison

Introduction

David James Ellison is a prominent inventor based in Minneapolis, MN, known for his significant contributions to the field of data storage technology. With a total of 16 patents to his name, Ellison has made remarkable advancements that enhance the efficiency and performance of recording heads used in hard disk drives.

Latest Patents

Among his latest patents is a method for forming a Heat-Assisted Magnetic Recording (HAMR) recording head with a protruding near-field transducer. This innovative method involves creating a recording head that includes a waveguide, a write pole, and a near-field transducer positioned near the write pole. The near-field transducer is designed to direct plasmons to a recording medium, thereby improving data storage capabilities. Another notable patent focuses on a heat-assisted magnetic recording head that features a write pole and a near-field transducer extending to the media-facing surface. This design includes a trailing return pole and a recessed portion, which enhances the interaction between the recording head and the recording medium.

Career Highlights

David James Ellison has dedicated his career to advancing data storage technologies. He is currently employed at Seagate Technology Incorporated, a leading company in the field of data storage solutions. His work has been instrumental in developing innovative technologies that push the boundaries of data storage efficiency.

Collaborations

Throughout his career, Ellison has collaborated with talented individuals such as Timothy William Stoebe and Ajaykumar Rajasekharan. These collaborations have fostered an environment of innovation and creativity, leading to groundbreaking advancements in the industry.

Conclusion

David James Ellison's contributions to the field of data storage technology are significant and impactful. His innovative patents and collaborations have paved the way for advancements that continue to shape the future of data storage solutions.

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