% Expired Patents = 42.9

EPO Patents = 8

Forward Citations = 29

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21 inventors (with patents filed for the assignee):

Young-Jin Kim (3 out of 63 patents)

Doo-Youl Lee (3 out of 5 patents)

Young-Su Kim (3 out of 18 patents)

4. Dong-Hun Lee (2 out of 53 patents)

5. Cho-Young Lee (2 out of 5 patents)

6. Young-Soo Kim (2 out of 3 patents)

7. Nam-Kyu Song (2 out of 4 patents)

8. Min-Seok Oh (2 out of 58 patents)

9. Yun-Seok Lee (2 out of 10 patents)

10. Sung-Chul Lee (2 out of 33 patents)

11. Min Young Park (1 out of 15 patents)

12. Chan-Bin Mo (1 out of 3 patents)

13. Young-Sang Park (1 out of 3 patents)

14. Dong-Seop Kim (1 out of 11 patents)

15. Hoon-Ha Jeon (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 9954130 - Thin film type solar cell and fabrication method thereof (2018-04-24),

2. 9412894 - Photovoltaic device including gap passivation layer and method of manufacturing the same (2016-08-09),

3. 9312405 - Thin film type solar cell and fabrication method thereof (2016-04-12),

4. 9293614 - Solar cell (2016-03-22),

5. 8913044 - Electronic circuit, method of driving the same, electro-optical device, and electronic apparatus (2014-12-16),

6. 8803773 - Display apparatus (2014-08-12),

7. 8665190 - Electro-optical device, wiring substrate, and electronic apparatus (2014-03-04),

Intellectual Keystone Technology LLC is a leading provider of innovative technology solutions, specializing in software development, cybersecurity, and data analytics. With a team of highly skilled professionals, we are dedicated to providing our clients with cutting-edge solutions to help them achieve their business goals.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

7 Patents

#28 in Alexandria, VA

#708 in Virginia

#39,879 in US

Alexandria, VA, United States of America

Intellectual Keystone Technology LLC