For the Inventor, By the Inventor

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Gyeongsangnam-do, South Korea

Doosan Engine Co., Ltd.

USPTO Granted Patents = 3

EPO Patents = 2

Trademarks = 1

Forward Citations = 3

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9 inventors (with patents filed for the assignee):

Sang Jin Kim (3 out of 7 patents)

Jae Moon Lee (2 out of 2 patents)

Chang Hee Lee (2 out of 2 patents)

4. Jin Ho Cheon (1 out of 1 patent)

5. Chang Seong Ryu (1 out of 1 patent)

6. Gyun Lee (1 out of 1 patent)

7. Heon Pil Ha (1 out of 1 patent)

8. Jong Tae Choi (1 out of 1 patent)

9. Kyung Ju Lee (1 out of 2 patents)

10. Jong Tae Choi (0 patent)

3 patents: Sort by Forward Citations

1. 10092896 - Catalyst for selective catalytic reduction and preparation method therefor (2018-10-09),

2. 9873084 - Reducing agent pyrolysis system for selective catalytic reduction apparatus (2018-01-23),

3. 9482130 - Selective catalytic reduction and catalytic regeneration system (2016-11-01),

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USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#14 in Gyeongsangnam-do

#2,652 in South Korea

Gyeongsangnam-do, South Korea

Doosan Engine Co., Ltd.

Forward Citations = 3

9 inventors:

Sang Jin Kim (3 out of 7 patents)

Jae Moon Lee (2 out of 2 patents)

Chang Hee Lee (2 out of 2 patents)

4. Jin Ho Cheon (1 out of 1 patent)

5. Chang Seong Ryu (1 out of 1 patent)

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