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Darien Chemical Corp.

USPTO Granted Patents = 2

Forward Citations = 5

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12 inventors (with patents filed for the assignee):

Chih-Yuan Lin (1 out of 24 patents)

De-Hao Tsai (1 out of 3 patents)

Hung-Yen Chang (1 out of 2 patents)

4. Guan-Hung Lai (1 out of 2 patents)

5. Chun-Yu Lee (1 out of 8 patents)

6. Chih-Cheng Chia (1 out of 1 patent)

7. Chuen-Lih Hwang (1 out of 1 patent)

8. Huan-Ming Chang (1 out of 2 patents)

9. Shien Chang Chen (1 out of 6 patents)

10. June Yen Chou (1 out of 4 patents)

11. Fu Shen Lin (1 out of 5 patents)

12. Cheng Chang Chu (1 out of 3 patents)

2 patents: Sort by Forward Citations

1. 11141715 - Method for fabricating heterogeneous nickel-based catalyst on aluminum oxide support, heterogeneous nickel-based catalyst on aluminum oxide support and method for synthesizing polyetheramine (2021-10-12),

2. 5426250 - Process for preparing 1,4-butanediol (1995-06-20),

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USPTO Data Jan 1 1976 - Dec 23 2025

2 Patents

#1,418 in Taipei

#4,107 in Taiwan

Darien Chemical Corp.

Forward Citations = 5

12 inventors:

Chih-Yuan Lin (1 out of 24 patents)

De-Hao Tsai (1 out of 3 patents)

Hung-Yen Chang (1 out of 2 patents)

4. Guan-Hung Lai (1 out of 2 patents)

5. Chun-Yu Lee (1 out of 8 patents)

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