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Suwon-si, South Korea

Toshiba Samsung Storage Technology Korea Corporation

USPTO Granted Patents = 103

EPO Patents = 3

Forward Citations = 34

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137 inventors (with patents filed for the assignee):

Cheol-woong Ahn (11 out of 25 patents)

Hag-Ryeol Kim (9 out of 9 patents)

Young-bin Lee (9 out of 10 patents)

4. Ui-yol Kim (9 out of 12 patents)

5. Yong-jae Lee (8 out of 37 patents)

6. Un-jin Choi (8 out of 18 patents)

7. Byung-youn Song (7 out of 17 patents)

8. Nag-eui Choi (7 out of 7 patents)

9. Hyun-woo Lee (6 out of 6 patents)

10. Jung-bae Oh (5 out of 5 patents)

11. Ki-bok Kim (5 out of 7 patents)

12. Min-shik Roh (5 out of 5 patents)

13. Ji-sun Ahn (5 out of 5 patents)

14. Joung-sug Ko (5 out of 5 patents)

15. Sang-yun Baek (5 out of 5 patents)

Core Competencies:

Optical Pickup Device

Optical Disc Drive

Objective Lens Driving Unit

Data Backup Methods

Multimedia Devices

Game Controllers

Noise Reduction Techniques

Static Electricity Discharge

Tracking Error Signal Generation

Optical Information Storage

Disc Loading Mechanisms

Content Authentication

103 patents: Sort by Forward Citations

1. 9263080 - Method of aligning light sources in an optical pickup device, and optical pickup and optical disc drive employing the method (2016-02-16),

2. 9256289 - Method and apparatus for displaying a polyhedral user interface (2016-02-09),

3. 9245574 - Optical disc drive having a tray with guide supports and main circuit board (2016-01-26),

4. 9235351 - Selective interfacing apparatus and method (2016-01-12),

5. 9196287 - Objective lens driving unit and optical pickup device adopting the same (2015-11-24),

6. 9177591 - Focus controlling method and optical disk drive using the focus controlling method (2015-11-03),

7. 9147426 - Optical pickup and optical information storage system including the same (2015-09-29),

8. 9142243 - Optical pickup and optical information storage system including the same (2015-09-22),

9. 9129637 - Disc loading device and optical disc drive including the same (2015-09-08),

10. 9129615 - Tilt adjusting apparatus and optical disc drive using the same (2015-09-08),

11. 9123388 - Disk drive including a noise reduction unit and method of reducing noise by using the disk drive (2015-09-01),

12. 9087186 - Device and method for authenticating contents-protected information (2015-07-21),

13. 9082451 - Method of driving optical disc and optical disc drive using the method (2015-07-14),

14. 9082446 - Optical disc loading device, optical disc drive adopting the device and method of driving the drive (2015-07-14),

15. 9082445 - Disc chucking structure and optical disc drive including the same (2015-07-14),

Toshiba Samsung Storage Technology Korea Corporation (TSST) is a joint venture between two global technology leaders, Toshiba Corporation (Japan) and Samsung Electronics Co., Ltd. (South Korea). Established in April 2004, TSST is a leading manufacturer of optical storage devices such as DVD writers, Blu-ray drives, and other storage solutions. With a commitment to innovation and superior quality, TSST has been providing reliable products to meet the constantly evolving needs of the digital storage industry.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

103 Patents

#6 in Suwon-si

#175 in South Korea

#7,368 in the World

Suwon-si, South Korea

Toshiba Samsung Storage Technology Korea Corporation

Forward Citations = 34

137 inventors:

Cheol-woong Ahn (11 out of 25 patents)

Hag-Ryeol Kim (9 out of 9 patents)

Young-bin Lee (9 out of 10 patents)

4. Ui-yol Kim (9 out of 12 patents)

5. Yong-jae Lee (8 out of 37 patents)

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