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Pyeongtaek, South Korea

Poongsan Corporation

USPTO Granted Patents = 24

% Expired Patents = 4.2

EPO Patents = 4

Trademarks = 3

Forward Citations = 132

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50 inventors (with patents filed for the assignee):

Cheol Min Park (5 out of 11 patents)

Hyo Moon Nam (4 out of 4 patents)

Won Hone Kim (4 out of 4 patents)

4. Jun Hyung Kim (3 out of 4 patents)

5. Min Jae Jeong (2 out of 2 patents)

6. Bo Min Jeon (2 out of 3 patents)

7. Kyung Jin Park (2 out of 2 patents)

8. Young Gyun Kim (2 out of 19 patents)

9. In Dal Kim (2 out of 3 patents)

10. Dong Woo Lee (2 out of 4 patents)

11. Dong Hee Lee (2 out of 7 patents)

12. Won Shin Kwak (2 out of 2 patents)

13. Sun Young Mun (1 out of 1 patent)

14. Mun Soo Park (1 out of 1 patent)

15. Manuel Rivera (1 out of 4 patents)

24 patents: Sort by Forward Citations

1. 11697864 - Copper alloy strip having high heat resistance and thermal dissipation properties (2023-07-11),

2. 11692243 - Free-cutting leadless copper alloy with no lead and bismuth (2023-07-04),

3. 11591682 - Cu—Co—Si—Fe—P-based alloy with excellent bending formability and production method thereof (2023-02-28),

4. 11542606 - Method of tin-plating copper alloy for electric or electronic parts and automobile parts and tin-plating material of copper alloy manufactured therefrom (2023-01-03),

5. 11535920 - Method of producing copper alloy sheet material with excellent strength and conductivity and copper alloy sheet material produced therefrom (2022-12-27),

6. 11162164 - Method of producing copper alloy material having high strength and excellent bend ability for automobile and electrical/electronic components (2021-11-02),

7. 11162163 - Method for producing copper-titanium based copper alloy material for automobile and electronic parts and copper alloy material produced therefrom (2021-11-02),

8. 11091827 - Copper alloy material for automobile and electrical and electronic components and method of producing the same (2021-08-17),

9. 10254091 - Cluster bomblet having bomblet body for protecting fuse (2019-04-09),

10. 9840758 - Leadless free-cutting copper alloy and method for producing the same (2017-12-12),

11. 9709371 - Ammunition inspecting system (2017-07-18),

12. 9592962 - Apparatus for arranging and transferring ammunition using controlled magnetic force (2017-03-14),

13. 9257314 - Methods and apparatuses for deuterium recovery (2016-02-09),

14. 9061353 - Production method for high purity copper powder using a thermal plasma (2015-06-23),

15. 8533929 - Coin assembly and medal assembly, and method for fabricating the same (2013-09-17),

Poongsan Corporation, headquartered in Pyeongtaek, South Korea, specializes in the production of high-quality metal products, particularly in the areas of copper and copper alloys. The company is recognized for its advanced manufacturing capabilities and commitment to innovation, serving various industries including electronics, automotive, and construction. Poongsan is also involved in defense-related manufacturing, contributing to national security through the production of specialized materials and components.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

24 Patents

#7 in Pyeongtaek

#544 in South Korea

#26,595 in the World

Pyeongtaek, South Korea

Poongsan Corporation

Forward Citations = 132

50 inventors:

Cheol Min Park (5 out of 11 patents)

Hyo Moon Nam (4 out of 4 patents)

Won Hone Kim (4 out of 4 patents)

4. Jun Hyung Kim (3 out of 4 patents)

5. Min Jae Jeong (2 out of 2 patents)

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