EPO Patents = 1

Forward Citations = 6

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10 inventors (with patents filed for the assignee):

Jin-Soo Choi (1 out of 34 patents)

Young-Un Heo (1 out of 2 patents)

Soo Yuk (1 out of 2 patents)

4. Taek Hyung Kim (1 out of 1 patent)

5. Dong-Hyun Lee (1 out of 1 patent)

6. Yoon-Koo Kwon (1 out of 1 patent)

7. Yoon Koo Kwon (1 out of 1 patent)

8. Sung Jin Park (1 out of 2 patents)

9. Seung Joon Kim (1 out of 7 patents)

10. Young Un Heo (1 out of 1 patent)

11. Jongyeong Lim (2 patents)

12. Hongman Kim (1 patent)

13. Youngun Heo (1 patent)

14. Yoonkoo Kwon (1 patent)

15. Wolyon Hwang (1 patent)

3 patents: Sort by Forward Citations

1. 10128972 - Method for converting wavelength of optical signal in passive optical network (2018-11-13),

2. 10120142 - Optical transceiver module with dual band pass WDM coupler embedded therein (2018-11-06),

3. 9335770 - Optical transceiver capable of controlling self-heating according to temperature (2016-05-10),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#157 in Daejeon

#2,797 in South Korea

Daejeon, South Korea

Lightron Fiber-Optic Devices Inc.

Forward Citations = 6

10 inventors:

Jin-Soo Choi (1 out of 34 patents)

Young-Un Heo (1 out of 2 patents)

Soo Yuk (1 out of 2 patents)

4. Taek Hyung Kim (1 out of 1 patent)

5. Dong-Hyun Lee (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lightron Fiber-Optic Devices Inc.. Retrieved from https://idiyas.com/company/lightron-fiber-optic-devices

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]

1 patent (EPO):

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]