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Seoul, South Korea

Ck Materials Lab Co., Ltd.

USPTO Granted Patents = 44

EPO Patents = 9

Trademarks = 2

Forward Citations = 64

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20 inventors (with patents filed for the assignee):

Hyeong Jun Kim (44 out of 63 patents)

Jong Hun Lee (26 out of 31 patents)

Seoung Hun Do (15 out of 15 patents)

4. Ji Goo Kang (10 out of 11 patents)

5. Nam Seok Kim (7 out of 11 patents)

6. Myung Sun Park (7 out of 11 patents)

7. Jong Hyung Jung (6 out of 7 patents)

8. Ki Suk Son (4 out of 4 patents)

9. Jeong Beom Lee (3 out of 4 patents)

10. Jeong Bum Lee (3 out of 3 patents)

11. Min Kyu Choi (3 out of 9 patents)

12. In Sik Jee (3 out of 3 patents)

13. Cheol Hee Lee (2 out of 8 patents)

14. Jeen Gi Kim (2 out of 3 patents)

15. Dong Wook Kim (1 out of 70 patents)

Core Competencies:

Haptic Device

Tactile Actuator

Magnetic Fluid Display

Haptic Control Signal

Flexible Tactile Actuator

Curved Haptic Actuator

Tactile Information

Wireless Control

Multi-Directional Actuating Module

Sound Signal Conversion

Tactile Sensation

Magneto-Rheological Device

44 patents: Sort by Forward Citations

1. 12325048 - Stereo tactile sensation providing device (2025-06-10),

2. 12299202 - Apparatus and method for providing haptic control signal (2025-05-13),

3. 12251731 - Haptic device and haptic module (2025-03-18),

4. 12251730 - Flexible tactile actuator (2025-03-18),

5. 12248634 - Apparatus and method for generating pattern data, and apparatus and method for reproducing pattern data (2025-03-11),

6. 12147619 - Method of evaluating magneto-rheological rotating load device (2024-11-19),

7. 12080155 - Haptic providing device and method for converting sound signal to haptic signal (2024-09-03),

8. 12073709 - Tactile information supply module (2024-08-27),

9. 12003196 - Button type actuator, button type actuator feedback system comprising same, and control method therefor (2024-06-04),

10. 11914779 - Apparatus and method for generating pattern data, and apparatus and method for reproducing pattern data (2024-02-27),

11. 11847262 - Apparatus and method for providing haptic control signal (2023-12-19),

12. 11798441 - Magnetic fluid display (2023-10-24),

13. 11760375 - Haptic information provision device (2023-09-19),

14. 11741799 - Curved haptic actuator and wearable device comprising same (2023-08-29),

15. 11714490 - Radial magnet actuator with moving mass having a magnet moving vertically and a coil (2023-08-01),

Company Overview

Ck Materials Lab Co., Ltd., based in Seoul, South Korea, specializes in advanced haptic technologies and tactile actuators. The company focuses on developing innovative solutions such as flexible and curved haptic actuators, multi-directional actuating modules, and tactile information supply modules. Their expertise extends to magnetic fluid displays and wireless control apparatuses, positioning them at the forefront of tactile feedback and interactive technology, catering to diverse applications across various industries.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

44 Patents

#130 in Seoul

#342 in South Korea

#15,756 in the World

Seoul, South Korea

Ck Materials Lab Co., Ltd.

Forward Citations = 64

20 inventors:

Hyeong Jun Kim (44 out of 63 patents)

Jong Hun Lee (26 out of 31 patents)

Seoung Hun Do (15 out of 15 patents)

4. Ji Goo Kang (10 out of 11 patents)

5. Nam Seok Kim (7 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ck Materials Lab Co., Ltd.. Retrieved from https://idiyas.com/company/ck-materials-lab-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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