Yu Gu

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Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Helical locking mechanism for doors
- Patent number 8,291,783
- Issue date Oct 23, 2012
- Nanjing Kangni Mechanical & Electrical Co., Ltd.
- Xiang Shi
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
MICROFLUIDIC DEVICE AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20220258185
- Publication date Aug 18, 2022
- SUZHOU SKYWELL HEALTHCARE INFORMATION CO., LTD.
- Yu GU
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
APPARATUS FOR MANUFACTURING HEAT RETAINING MULTI-PLY TEXTILE AND TH...
- Publication number 20140234586
- Publication date Aug 21, 2014
- CHIEN HUA CHEN
- B32 - LAYERED PRODUCTS
Information Patent Application
POWERLESS HELICAL LOCKING MECHANISM FOR DOOR
- Publication number 20100319259
- Publication date Dec 23, 2010
- NANJING KANGNI NEW TECHNOLOGY OF MECHANTRONIC CO., LTD.
- Xiang Shi
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES