% Expired Patents = 20.0

Forward Citations = 32

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12 inventors (with patents filed for the assignee):

Beng So Ryu (5 out of 7 patents)

Byong Shik Lee (2 out of 2 patents)

Hyeon Sam Jang (2 out of 2 patents)

4. Bum Joong Kim (2 out of 2 patents)

5. Sun-Young Hong (1 out of 26 patents)

6. Hong-Jin Jung (1 out of 1 patent)

7. Byong-Shik Lee (1 out of 1 patent)

8. Bum-Joong Kim (1 out of 1 patent)

9. Hyeon-Sam Jang (1 out of 1 patent)

10. Hark-Yong Kim (1 out of 1 patent)

11. Jong-Ho Kwak (1 out of 1 patent)

12. Young-Yong Kim (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 8993924 - Target object processing method and target object processing apparatus (2015-03-31),

2. 8952717 - LED chip testing device (2015-02-10),

3. 8951889 - Laser processing method and laser processing apparatus (2015-02-10),

4. 8462331 - Laser processing method and laser processing apparatus (2013-06-11),

5. 8313961 - Apparatus and method for manufacturing light-emitting diode (2012-11-20),

Company Overview

Qmc Co., Ltd. is a leading provider of innovative clean energy solutions. Specializing in solar power systems and energy storage solutions, Qmc is committed to delivering sustainable and cost-effective solutions to meet the needs of customers worldwide. With a strong focus on research and development, Qmc continues to push the boundaries of clean energy technology to drive a more sustainable future.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#21 in Anyang

#1,879 in South Korea

Anyang, South Korea

Qmc Co., Ltd.

Forward Citations = 32

12 inventors:

Beng So Ryu (5 out of 7 patents)

Byong Shik Lee (2 out of 2 patents)

Hyeon Sam Jang (2 out of 2 patents)

4. Bum Joong Kim (2 out of 2 patents)

5. Sun-Young Hong (1 out of 26 patents)

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