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Yen-Jen Yeh

GC Grand Mate Co.: 3 patents #1 of 9Top 15%
Overall (2022): #56,103 of 548,613Top 15%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11466851 Smoke removal device Chung-Chin Huang, Chin-Ying Huang, Hsin-Ming Huang, Hsing-Hsiung Huang, Kuan-Chou Lin 2022-10-11
11382349 Coffee bean roaster Chung-Chin Huang, Chin-Ying Huang, Hsin-Ming Huang, Hsing-Hsiung Huang, Kuan-Chou Lin +1 more 2022-07-12
11346550 Burner of gas stove Chung-Chin Huang, Chin-Ying Huang, Hsin-Ming Huang, Hsing-Hsiung Huang, Wei-Long Chen +2 more 2022-05-31