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Inventor profile of:

Weihua MAO

City:

Binzhou

Country:

China

Published Applications:

1

Last publication date:

2012-03-29

Top Assignees for applications by Weihua MAO

The entities that hold a legal rights for patent applications filed by inventor MAO Weihua:

SHANDONG NINE-RING PETROLEUM MACHINERY CO., LTD. 1 Binzhou, China

Recent patent applications by MAO Weihua

Weihua MAO from Binzhou, CN has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2012-03-29

US20120075114A1

Fixed constructions

Monitoring system for sucker rod

InventorID:

3130175 ⎘