WELLRAY TECHNOLOGIES CO., LTD.

City:

Beijing

Country:

China

Published Applications:

Last publication date:

2019-08-15

Patent Grants:

Last grant date:

2021-08-17

Top Inventors for applications by WELLRAY TECHNOLOGIES CO., LTD.

These are the the leading inventors for applications assigned to WELLRAY TECHNOLOGIES CO., LTD.:

Zhihua YU 1 Beijing, China

Recent patent applications by WELLRAY TECHNOLOGIES CO., LTD.

WELLRAY TECHNOLOGIES CO., LTD. based in Beijing, CN has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2019-08-15 ✅ Patent 11,091,976 granted on 2021-08-17

US20190249513A1

Fixed constructions

Setting tool for setting bridge plug

Also check out WELLRAY TECHNOLOGIES CO., LTD.'s (Beijing, China) applicant profile with 1 patent applications submitted.

AssigneeID:

592352 ⎘