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Forward Citations = 4

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11 inventors (with patents filed for the assignee):

Jae Young Kang (5 out of 7 patents)

Sung Hoon Baek (5 out of 5 patents)

Soo Deok Ahn (5 out of 5 patents)

4. Sung Dae Kim (5 out of 7 patents)

5. Sang Ho Lee (5 out of 51 patents)

6. Koun Young Jang (4 out of 4 patents)

7. KounYoung Jang (1 out of 1 patent)

8. Chung Han Oh (1 out of 13 patents)

9. YoungSam Gu (1 out of 1 patent)

10. Min Su Park (1 out of 14 patents)

11. Jae Gyu Lee (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 10738663 - Locking structure of valve timing adjustment apparatus for internal combustion engine (2020-08-11),

2. 10718239 - Valve timing adjustment apparatus for internal combustion engine (2020-07-21),

3. 10247058 - Apparatus and method of adjusting valve timing for internal combustion engine (2019-04-02),

4. 10174647 - Oil drain structure of valve timing adjusting device for internal combustion engine (2019-01-08),

5. 10138765 - Control valve for valve timing adjusting device of internal combustion engine (2018-11-27),

Pine Engineering Ltd. is a leading provider of mechanical engineering solutions. With a team of expert engineers and state-of-the-art technology, we offer a wide range of services including design, prototyping, and manufacturing. Our dedication to quality and innovation has made us a trusted partner for clients in various industries.

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USPTO Data Jan 1 1976 - Dec 2 2025

5 Patents

#1 in Changwon-si, Gyeongsangnam-Do

#1,773 in South Korea

Changwon-si, Gyeongsangnam-Do, South Korea

Pine Engineering Ltd.