Liu; Songyong

Patent Applications and Registrations

Patent applications and USPTO patent grants for Liu; Songyong.The latest application filed is for "hard rock roadway and tunnel boring machine with actively rotating hobs".

Company Profile

11.10.12

Liu; Songyong - Jiangsu CN
LIU; Songyong - Xuzhou 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
Hard rock roadway and tunnel boring machine with actively rotating hobs Grant 11,199,092 - Jiang , et al. December 14, 2	2021-12-14
Hard Rock Roadway And Tunnel Boring Machine With Actively Rotating Hobs App 20210231013 - JIANG; Hongxiang ; et al.	2021-07-29
Large-tonnage coal dropping buffer skip for mine Grant 10,988,347 - Peng , et al. April 27, 2	2021-04-27
Single-drive bidirectional-crawling pipe-cleaning robot Grant 10,981,203 - Liu , et al. April 20, 2	2021-04-20
Hoisting Container Pose Control Method Of Double-rope Winding Type Ultra-deep Vertical Shaft Hoisting System App 20210070586 - SHEN; Gang ; et al.	2021-03-11
Vibrating type hard rock cutting mechanism with function of directional high-speed abrasive jet advanced slitting Grant 10,895,153 - Jiang , et al. January 19, 2	2021-01-19
Self-detection device for liner plate of hoisting container and detection method Grant 10,894,697 - Peng , et al. January 19, 2	2021-01-19
Self-detection Device For Liner Plate Of Hoisting Container And Detection Method App 20200407196 - PENG; Yuxing ; et al.	2020-12-31
Single-drive Bidirectional-crawling Pipe-cleaning Robot App 20200384512 - LIU; Songyong ; et al.	2020-12-10
Hydraulic Accumulator-based Controllable Pressure Injection Device And Method App 20200355031 - LIU; Songyong ; et al.	2020-11-12
Large-tonnage Coal Dropping Buffer Skip For Mine App 20200339388 - PENG; Yuxing ; et al.	2020-10-29
Vibrating Type Hard Rock Cutting Mechanism With Function Of Directional High-speed Abrasive Jet Advanced Slitting App 20200223098 - JIANG; Hongxiang ; et al.	2020-07-16
Vertical shaft steel wire rope cage guide sliding sleeve device and detection method thereof Grant 10,619,991 - Zhou , et al.	2020-04-14
Vertical Shaft Steel Wire Rope Cage Guide Sliding Sleeve Wear Amount Detection Device And Detection Method Thereof App 20190376780 - ZHOU; Gongbo ; et al.	2019-12-12
Shock-absorbing and energy-collecting roller cage shoe Grant 10,301,150 - Peng , et al.	2019-05-28
Detection device and method for improving layer-to-layer transition of steel wire ropes Grant 10,288,549 - Peng , et al.	2019-05-14
Detection Device And Method For Improving Layer-to-layer Transition Of Steel Wire Ropes App 20190094127 - PENG; Yuxing ; et al.	2019-03-28
Drilling and bursting heading machine Grant 10,233,755 - Liu , et al.	2019-03-19
Method and system for tracking moving objects based on optical flow method Grant 10,217,229 - Cheng , et al. Feb	2019-02-26
Method And System For Tracking Moving Objects Based On Optical Flow Method App 20180365843 - CHENG; Deqiang ; et al.	2018-12-20
Drilling and Bursting Heading Machine App 20180195388 - Liu; Songyong ; et al.	2018-07-12
Shock-absorbing And Energy-collecting Roller Cage Shoe App 20180118517 - PENG; Yuxing ; et al.	2018-05-03

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