HC

Hsien-Chin Chen

📍 Keelung, TW: #38 of 87 inventorsTop 45%
Overall (2021): #429,774 of 548,734Top 80%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11208258 Cup lid and cup lid attached with tea bag 2021-12-28