KL

Ken Liu

PM Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh: 1 patents #270 of 558Top 50%
Overall (All Time): #3,418,423 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7053563 Circuit arrangement for operating light sources Henry Hoo, Harald Schmitt, Rene Twardzik 2006-05-30