PZ

Pingwei ZHANG

OC Opple Lighting Co.: 1 patents #18 of 63Top 30%
SC Suzhou Opple Lighting Co.: 1 patents #13 of 60Top 25%
Overall (2023): #293,637 of 537,848Top 55%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11751306 Buck topological circuit for power supply Weiwei Yang 2023-09-05