CY

Changgen Yang

📍 Huangpu District, CN: #2 of 7 inventorsTop 30%
Overall (2002): #239,455 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6407511 Electronic ballast suitable for lighting control in fluorescent lamp William Yu 2002-06-18