BC

Benpei CHENG

UN Unknown: 1 patents #267 of 2,778Top 10%
📍 Haidian District, CN: #1 of 2 inventorsTop 50%
Overall (2002): #250,471 of 266,432Top 95%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6419759 Multielement interstitial hard magnetic material and process for producing magnetic powder and magnet using the same Yingchang Yang, Senlin Ge 2002-07-16