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Inventor profile of:

Changgui YANG

City:

Changsha

Country:

China

Published Applications:

1

Last publication date:

2008-07-17

Recent patent applications by YANG Changgui

Changgui YANG from Changsha, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2008-07-17

US20080169642A1

Performing operations; transporting

ABRASION-RESISTANT CERAMIC ELBOW

InventorID:

4215321 ⎘