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Hangzhou, Zhejiang, CN
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Patents Grants
last 30 patents
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Patent Grant
Riveting tool accessory and riveting tool
Patent number
11,413,680
Issue date
Aug 16, 2022
Hangzhou Lianwei Technology Co., Ltd.
Fengli Liu
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Riveting tool chuck and riveting tool
Patent number
11,052,453
Issue date
Jul 6, 2021
Hangzhou Lianwei Technology Co., Ltd.
Fengli Liu
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
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Patent Application
Porous membranes comprising sorbent particles for improved urea cap...
Publication number
20220401889
Publication date
Dec 22, 2022
Stichting voor de Technische Wetenschappen
Dimitrios Stamatialis
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
RIVETING TOOL ACCESSORY AND RIVETING TOOL
Publication number
20200139426
Publication date
May 7, 2020
Fengli LIU
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
RIVETING TOOL CHUCK AND RIVETING TOOL
Publication number
20190388958
Publication date
Dec 26, 2019
HANGZHOU LIANTUAN TECHNOLOGY CO., LTD.
Fengli LIU
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...