PZ

Pingwei ZHANG

OC Opple Lighting Co.: 2 patents #68 of 187Top 40%
SC Suzhou Opple Lighting Co.: 2 patents #30 of 122Top 25%
OC Oppie Lighting Co.: 1 patents #1 of 22Top 5%
Overall (All Time): #1,322,003 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12250756 Control circuit and lighting device Feng Chen 2025-03-11
11751306 Buck topological circuit for power supply Weiwei Yang 2023-09-05
11523481 Combinational circuit and control circuit Weiwei Yang 2022-12-06