Zhang; Chuanguo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Zhang; Chuanguo.The latest application filed is for "steel for coiled tubing with low yield ratio and ultra-high strength and preparation method thereof".

Company Profile

1.4.4

Zhang; Chuanguo - Shanghai CN
Zhang; Chuanguo - Taipei Hsien TW

*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
Steel for coiled tubing with low yield ratio and ultra-high strength and preparation method thereof Grant 11,396,680 - Zhang , et al. July 26, 2	2022-07-26
Grade 550MPA high-temperature resistant pipeline steel and method of manufacturing same Grant 11,085,098 - Hu , et al. August 10, 2	2021-08-10
Steel For Coiled Tubing With Low Yield Ratio And Ultra-high Strength And Preparation Method Thereof App 20200255917 - ZHANG; Chuanguo ; et al.	2020-08-13
Method for producing band steel with different target thicknesses along longitudinal direction using hot continuous rolling mill set Grant 9,796,008 - Zhang , et al. October 24, 2	2017-10-24
Grade 550mpa High-temperature Resistant Pipeline Steel And Method Of Manufacturing Same App 20170283901 - HU; Ping ; et al.	2017-10-05
Method for Producing Band Steel with Different Target Thicknesses Along Longitudinal Direction Using Hot Continuous Rolling Mill Set App 20150298186 - Zhang; Yong ; et al.	2015-10-22
Automatic testing apparatus Grant 8,335,944 - Zhang , et al. December 18, 2	2012-12-18
Automatic Testing Apparatus App 20110022892 - ZHANG; Chuanguo ; et al.	2011-01-27

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