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For the Inventor, By the Inventor

Anyang-si, South Korea

Letinar Co., Ltd


USPTO Granted Patents = 6


Forward Citations = 0

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4 inventors (with patents filed for the assignee):

goldMedal Jeong Hun Ha (3 out of 31 patents)

silverMedal Jae Min Kim (1 out of 3 patents)

bronzeMedal Young Su Park (1 out of 1 patent)

4.  Kwang Bok Lee (1 out of 1 patent)


6 patents:

1. 12724273 - Optical device for augmented reality having refractive space (2026-09-01),
2. 12669709 - Compact optical device for augmented reality having straightly-arranged optical structure, and method for manufacturing optical means (2026-06-30),
3. 12607862 - Lens holder, optical module including the same, and glasses-type augmented reality provision device (2026-04-21),
4. 12586322 - Optical device for augmented reality having ghost image prevention function (2026-03-24),
5. 12586320 - Lightweight optical device for augmented reality using state change optical element (2026-03-24),
6. 12578564 - Optical device for augmented reality having optical structure arranged in straight line and method for manufacturing optical means (2026-03-17),
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USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#248 in Anyang-si

#1,619 in South Korea

Anyang-si, KR
Anyang-si, South Korea

Letinar Co., Ltd

Forward Citations = 0

4 inventors:

goldMedal Jeong Hun Ha (3 out of 31 patents)

silverMedal Jae Min Kim (1 out of 3 patents)

bronzeMedal Young Su Park (1 out of 1 patent)

4.  Kwang Bok Lee (1 out of 1 patent)

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

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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