For the Inventor, By the Inventor

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Uiwang-si, South Korea

Samhwa Co., Ltd.

USPTO Granted Patents = 25

EPO Patents = 5

Forward Citations = 8

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14 inventors (with patents filed for the assignee):

Kyungchang Lee (13 out of 14 patents)

Kyung Chang Lee (8 out of 10 patents)

Ki Sung Lee (6 out of 9 patents)

4. Chang Gon Kim (3 out of 3 patents)

5. Kwan Ho Lee (3 out of 4 patents)

6. Geun Jang (3 out of 3 patents)

7. Byung-Jin Woo (2 out of 2 patents)

8. Byung Jin Woo (2 out of 2 patents)

9. Jonghyun Park (1 out of 661 patents)

10. Dong Su Shin (1 out of 11 patents)

11. Sikyu Choi (1 out of 1 patent)

12. Jong Nam Hong (1 out of 1 patent)

13. Ho Sang Kang (1 out of 1 patent)

14. Ga Yeon O (1 out of 1 patent)

15. Lee Ki Sung (0 patent)

25 patents: Sort by Forward Citations

1. 12495880 - Elevating mechanism for a stick type product and stick type container having the same (2025-12-16),

2. 12484681 - Grinding compact container (2025-12-02),

3. 12409467 - Container for spraying liquid (2025-09-09),

4. 12403492 - Pump cap (2025-09-02),

5. 12403491 - Container for spraying liquid (2025-09-02),

6. 12291391 - Refillable dispensing container and refill container (2025-05-06),

7. 12262805 - Refill unit and refillable stick container having the same (2025-04-01),

8. 12108861 - Cosmetic-dispensing spatula (2024-10-08),

9. 12097515 - Container for spraying liquid (2024-09-24),

10. 11986079 - Lipstick case (2024-05-21),

11. 11974649 - Cosmetic container (2024-05-07),

12. 11857986 - Tubeless dispenser container (2024-01-02),

13. 11835042 - Pump for spraying liquid (2023-12-05),

14. 11832705 - Cosmetic container (2023-12-05),

15. 11832703 - Cosmetic container (2023-12-05),

Samhwa Co., Ltd. is a leading manufacturer of high-quality industrial pumps and valves. With over 30 years of experience, we deliver innovative solutions for various industries including oil & gas, chemical, water treatment, and power generation. Our products are known for their reliability, efficiency, and durability.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

25 Patents

#2 in Uiwang-si

#511 in South Korea

#24,954 in the World

Uiwang-si, South Korea

Samhwa Co., Ltd.

Forward Citations = 8

14 inventors:

Kyungchang Lee (13 out of 14 patents)

Kyung Chang Lee (8 out of 10 patents)

Ki Sung Lee (6 out of 9 patents)

4. Chang Gon Kim (3 out of 3 patents)

5. Kwan Ho Lee (3 out of 4 patents)

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