For the Inventor, By the Inventor

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San Jose, CA, United States of America

Hgst, Inc.

USPTO Granted Patents = 22

% Expired Patents = 40.9

Trademarks = 1

Forward Citations = 53

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15 inventors (with patents filed for the assignee):

Daniel Robert Shepard (15 out of 84 patents)

Mac D Apodaca (5 out of 29 patents)

Shailendra Tripathi (3 out of 8 patents)

4. Thomas Michael Trent (3 out of 23 patents)

5. James Juen Hsu (2 out of 21 patents)

6. Ward M Parkinson (2 out of 83 patents)

7. Senthilkumar Narayanasamy (1 out of 13 patents)

8. Sreekanth Garigala (1 out of 3 patents)

9. Sandeep Sebe (1 out of 2 patents)

10. Enyew Tan (1 out of 2 patents)

11. Koushik Rajagopal (1 out of 3 patents)

12. Praveen Kumar Loganathan (1 out of 1 patent)

13. Danny McGregor (1 out of 1 patent)

14. R Jacob Baker (1 out of 1 patent)

15. Daniel P McGregor (1 out of 3 patents)

22 patents: Sort by Forward Citations

1. 10474572 - Intelligent redundant array of independent disks with high performance recompaction (2019-11-12),

2. 10095700 - Persistent file handle object container memory expiry (2018-10-09),

3. 10078642 - Dynamic memory shrinker for metadata optimization (2018-09-18),

4. 10061775 - Scalable and persistent L2 adaptive replacement cache (2018-08-28),

5. 10008542 - Solid state devices having fine pitch structures (2018-06-26),

6. 9871043 - 4F2 SCR memory device (2018-01-16),

7. 9837472 - Method for forming PCM and RRAM 3-D memory cells (2017-12-05),

8. 9837269 - Deposition method for planar surfaces (2017-12-05),

9. 9819365 - Incremental error detection and correction for memories (2017-11-14),

10. 9812503 - Embedded non-volatile memory (2017-11-07),

11. 9753481 - NMOS regulated voltage reference (2017-09-05),

12. 9679946 - 3-D planes memory device (2017-06-13),

13. 9570516 - Method for forming PCM and RRAM 3-D memory cells (2017-02-14),

14. 9490426 - Multiple bit per cell dual-alloy GST memory elements (2016-11-08),

15. 9450182 - Self-aligned memory cell contact (2016-09-20),

HGST, Inc., based in San Jose, California, is a prominent player in the data storage industry, specializing in the development and manufacturing of hard disk drives and solid-state drives. The company focuses on providing innovative storage solutions that cater to a variety of applications, including enterprise, cloud, and consumer markets. HGST is recognized for its commitment to advancing storage technology, enhancing data integrity, and delivering high-performance products that meet the evolving needs of its global clientele.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

22 Patents

#327 in San Jose, CA

#3,582 in California

#15,012 in US

#28,724 in the World

San Jose, CA, United States of America

Hgst, Inc.

Forward Citations = 53

15 inventors:

Daniel Robert Shepard (15 out of 84 patents)

Mac D Apodaca (5 out of 29 patents)

Shailendra Tripathi (3 out of 8 patents)

4. Thomas Michael Trent (3 out of 23 patents)

5. James Juen Hsu (2 out of 21 patents)

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