🔗 Permalink

Inventor profile of:

Yi Cao

City:

Binzhou

Country:

China

Published Applications:

1

Last publication date:

2015-08-13

Top Assignees for applications by Yi Cao

The entities that hold a legal rights for patent applications filed by inventor Cao Yi:

Jiangsheng Cao 1 Shandong, China

Recent patent applications by Cao Yi

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

#1 | 2015-08-13

US20150226380A1

Mechanical engineering

Metering and well selection valve group

InventorID:

1255720 ⎘