Zhu; Da

Patent Applications and Registrations

Patent applications and USPTO patent grants for Zhu; Da.The latest application filed is for "nozzle for water choking".

Company Profile

6.4.9

Zhu; Da - Calgary CA
ZHU; Da - Foster City CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Nozzle For Water Choking App 20220186590 - Zhu; Da	2022-06-16
Flow control nozzle and apparatus comprising a flow control nozzle Grant 11,274,528 - Fermaniuk , et al. March 15, 2	2022-03-15
Nozzle For Gas Choking App 20220025745 - Zhu; Da	2022-01-27
Flow Control Nozzle And System App 20210254435 - Zhu; Da	2021-08-19
Nozzle For Steam Injection And Steam Choking App 20210246764 - Zhu; Da	2021-08-12
Production Nozzle For Solvent-assisted Recovery App 20210230979 - Zhu; Da	2021-07-29
Flow Control Device For Production Tubing App 20210172299 - Fermaniuk; Brent D. ; et al.	2021-06-10
Nozzle For Steam Injection App 20210115769 - Zhu; Da	2021-04-22
Flow Control Nozzle And Apparatus Comprising A Flow Control Nozzle App 20200256163 - Fermaniuk; Brent D. ; et al.	2020-08-13
Cranial Hair Loss Treatment Using Micro-energy Acoustic Shock Wave Devices And Methods App 20200206540 - ZHU; Da ; et al.	2020-07-02
Cranial hair loss treatment using micro-energy acoustic shock wave devices and methods Grant 10,695,588 - Zhu , et al.	2020-06-30
Acoustic shock wave devices and methods for treating erectile dysfunction Grant 10,441,498 - Zhu , et al. Oc	2019-10-15
Acoustic shock wave devices and methods for generating a shock wave field within an enclosed space Grant 10,441,499 - Zhu , et al. Oc	2019-10-15

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