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Ap Systems Inc.

USPTO Granted Patents = 23

% Expired Patents = 17.4

Forward Citations = 44

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45 inventors (with patents filed for the assignee):

Chang Kyo Kim (8 out of 8 patents)

Sang Hyun Ji (7 out of 7 patents)

Chang Min Kwon (5 out of 5 patents)

4. Yong Soo Moon (2 out of 2 patents)

5. Jong-Kab Park (2 out of 2 patents)

6. Jun-Gyu Hur (2 out of 2 patents)

7. Doh-Hoon Kim (2 out of 2 patents)

8. Pil Seong Jeong (2 out of 2 patents)

9. Bo-Ram Kim (2 out of 7 patents)

10. Min Hee Cho (1 out of 63 patents)

11. Gun Bum Lee (1 out of 1 patent)

12. Hyun Sik Yun (1 out of 1 patent)

13. Joo Hyeok Baek (1 out of 1 patent)

14. Yong Woo Han (1 out of 1 patent)

15. Sung-Chul Kim (1 out of 72 patents)

23 patents: Sort by Forward Citations

1. 12746756 - Apparatus for supplying ink, and inkjet printing system including the same (2026-09-29),

2. D1096675 - Rotor for semiconductor manufacturing device (2025-10-07),

3. 12435421 - Apparatus and method for forming thin film (2025-10-07),

4. D1051081 - Exhaust wall liner for semiconductor manufacturing apparatus (2024-11-12),

5. D1034493 - Chamber wall liner for a semiconductor manufacturing apparatus (2024-07-09),

6. 11967492 - Thin film manufacturing apparatus (2024-04-23),

7. 11774370 - Apparatus for processing substrate and method for measuring temperature of substrate (2023-10-03),

8. 11450551 - Edge ring and heat treatment apparatus having the same (2022-09-20),

9. 11136670 - Gas spraying apparatus, substrate processing facility including the same, and method for processing substrate using substrate processing facility (2021-10-05),

10. 10985040 - Substrate treatment method and substrate treatment apparatus (2021-04-20),

11. 10680177 - Method of manufacturing shadow mask using hybrid processing and shadow mask manufactured thereby (2020-06-09),

12. 10490370 - Emergency stop apparatus and method (2019-11-26),

13. 10428415 - Method of manufacturing shadow mask using hybrid processing and shadow mask manufactured thereby (2019-10-01),

14. 10106914 - Apparatus for manufacturing semiconductor device and method for manufacturing semiconductor device using same (2018-10-23),

15. 9568372 - Apparatus for calibrating pyrometer (2017-02-14),

Ap Systems Inc. specializes in advanced power electronics and energy management solutions, focusing on the development of innovative technologies for renewable energy applications. The company is known for its expertise in solar inverter systems, which optimize energy production and enhance the efficiency of solar power installations. With a commitment to sustainability, Ap Systems aims to contribute to the global transition towards cleaner energy sources, serving markets primarily in North America and beyond.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Ap Systems Inc.

23 Patents

#49 in

#276 in

#27,649 in the World

Ap Systems Inc.

Forward Citations = 44

45 inventors:

Chang Kyo Kim (8 out of 8 patents)

Sang Hyun Ji (7 out of 7 patents)

Chang Min Kwon (5 out of 5 patents)

4. Yong Soo Moon (2 out of 2 patents)

5. Jong-Kab Park (2 out of 2 patents)

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