WW

Wei Wen

OC Opple Lighting Co.: 3 patents #3 of 28Top 15%
Overall (2020): #63,954 of 565,922Top 15%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10863595 Analog filament impedance circuit, LED lamp tube and LED lighting system — 2020-12-08
10645775 LED drive circuit and LED lamp — 2020-05-05
10624164 Electronic ballast-based device for controlling electronic control circuit and lighting lamp — 2020-04-14