Qingshui MA

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Xiamen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Mounting and dismounting nut structure
- Patent number 11,644,061
- Issue date May 9, 2023
- XIAMEN LOTA INTERNATIONAL CO., LTD.
- Dezheng Yu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Threaded nut
- Patent number 11,644,060
- Issue date May 9, 2023
- XIAMEN LOTA INTERNATIONAL CO., LTD.
- Qingshui Ma
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Installation nut
- Patent number 11,585,367
- Issue date Feb 21, 2023
- XIAMEN LOTA INTERNATIONAL CO., LTD.
- Qingshui Ma
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
MOUNTING AND DISMOUNTING NUT STRUCTURE
- Publication number 20200362905
- Publication date Nov 19, 2020
- XIAMEN LOTA INTERNATIONAL CO., LTD.
- Dezheng YU
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
THREADED NUT
- Publication number 20200362902
- Publication date Nov 19, 2020
- XIAMEN LOTA INTERNATIONAL CO., LTD.
- Qingshui MA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
INSTALLATION NUT
- Publication number 20200362904
- Publication date Nov 19, 2020
- XIAMEN LOTA INTERNATIONAL CO., LTD.
- Qingshui MA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...