HL

Heyan Liu

📍 Dazhou, CN: #1 of 4 inventorsTop 25%
Overall (2021): #49,481 of 548,734Top 10%
4
Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D934479 Solar induction lamp 2021-10-26
D923835 Head lamp 2021-06-29
D911571 Solar induction lamp 2021-02-23
D911572 Solar induction lamp 2021-02-23