Zhang; Chunwang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Zhang; Chunwang.The latest application filed is for "multi-level cross mining areas surface well pattern deployment method".

Company Profile

5.7.7

Zhang; Chunwang - Shanxi CN
ZHANG; Chunwang - Taiyuan CN
Zhang; Chunwang - Guangdong N/A CN
Zhang; Chunwang - Shenzhen CN

*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
Multi-level Cross Mining Areas Surface Well Pattern Deployment Method App 20220251956 - LI; Zhen ; et al.	2022-08-11
Flexible sanding device for cylinder rock specimen Grant 11,203,095 - Jin , et al. December 21, 2	2021-12-21
Three-dimensional analog simulation test system for gas-liquid countercurrent in abandoned mine goaf Grant 10,809,417 - Feng , et al. October 20, 2	2020-10-20
Supercritical CO2 reactor and test system of creepage, diffusion and erosion of rock mass Grant 10,690,649 - Zhang , et al.	2020-06-23
Three-dimensional Analog Simulation Test System For Gas-liquid Countercurrent In Abandoned Mine Goaf App 20200088907 - FENG; Guorui ; et al.	2020-03-19
Supercritical CO2 Reactor and Test System of Creepage, Diffusion and Erosion of Rock Mass App 20190204288 - ZHANG; Chunwang ; et al.	2019-07-04
Flexible Sanding Device For Cylinder Rock Specimen App 20190168357 - JIN; Zhixin ; et al.	2019-06-06
LED display screen case Grant 9,161,471 - Lin , et al. October 13, 2	2015-10-13
Locking connection device, LED box and LED display screen Grant 8,733,987 - Lin , et al. May 27, 2	2014-05-27
Led Display Screen Case App 20140043773 - Lin; Mingfeng ; et al.	2014-02-13
Locking Connection Device, Led Box And Led Display Screen App 20130010408 - Lin; Mingfeng ; et al.	2013-01-10

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