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Anyang, South Korea

Letinar Co., Ltd.

USPTO Granted Patents = 28

EPO Patents = 3

Trademarks = 11

Forward Citations = 13

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5 inventors (with patents filed for the assignee):

Jeong Hun Ha (26 out of 31 patents)

Soon Gi Park (7 out of 7 patents)

Jaehyeok Kim (2 out of 12 patents)

4. Jeonghun Ha (2 out of 2 patents)

5. Jae Hyeok Kim (2 out of 2 patents)

Core Competencies:

Optical Device

Augmented Reality

Light Efficiency

Ghost Image Blocking

Depth Control

Image Compensation

Optical Lens

Reflective Units

Field of View

Vision Correction

Total Internal Reflection

Light Transmittance

28 patents: Sort by Forward Citations

1. 12504630 - Compact optical device for augmented reality using total internal reflection (2025-12-23),

2. 12475661 - Optical lens, display, and connecting member physically coupling optical lens and display to each other (2025-11-18),

3. 12468163 - Optical device for augmented reality having a function of adjusting depth of a virtual image (2025-11-11),

4. 12276794 - Optical device for augmented reality having improved light efficiency (2025-04-14),

5. 12276791 - Optical apparatus for augmented reality with vision correction function (2025-04-14),

6. 12248163 - Optical device for augmented reality having improved light transmittance (2025-03-11),

7. 12210158 - Optical device for augmented reality using a plurality of images for augmented reality (2025-01-28),

8. 12181648 - Image compensation device for image for augmented reality (2024-12-31),

9. 12130433 - Optical device for augmented reality (2024-10-29),

10. 12125153 - Augmented reality optical device having ghost image blocking function (2024-10-22),

11. 12124047 - Optical device for augmented reality capable of providing image for augmented reality having close distance (2024-10-22),

12. 12117616 - Compact optical device for augmented reality having ghost image blocking function and wide field of view (2024-10-15),

13. 12111482 - Optical device for augmented reality (2024-10-08),

14. 12092824 - Optical device for augmented reality (2024-09-17),

15. 12055693 - Camera module using small reflector, and optical device for augmented reality using same (2024-08-06),

Company Overview

Letinar Co., Ltd. is a South Korean company based in Anyang, specializing in advanced technology solutions and innovative products. The organization focuses on the development and manufacturing of high-quality electronic components and systems, catering to various industries including telecommunications and consumer electronics. With a commitment to research and development, Letinar aims to enhance technological capabilities and deliver cutting-edge solutions that meet the evolving needs of its global clientele.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

28 Patents

#6 in Anyang

#490 in South Korea

#23,285 in the World

Anyang, South Korea

Letinar Co., Ltd.

Forward Citations = 13

5 inventors:

Jeong Hun Ha (26 out of 31 patents)

Soon Gi Park (7 out of 7 patents)

Jaehyeok Kim (2 out of 12 patents)

4. Jeonghun Ha (2 out of 2 patents)

5. Jae Hyeok Kim (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Letinar Co., Ltd.. Retrieved from https://idiyas.com/company/letinar-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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