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Patents Grants
last 30 patents
Information
Patent Grant
Melt electrospinning device and method
Patent number
12,221,722
Issue date
Feb 11, 2025
CHINA ENFI ENGINEERING CORPORATION
Tao Yang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Method and apparatus for preparing composite
Patent number
11,511,250
Issue date
Nov 29, 2022
CHINA ENFI ENGINEERING CORPORATION
Dazhou Yan
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND APPARATUS FOR PREPARING COMPOSITE
Publication number
20220134299
Publication date
May 5, 2022
CHINA ENFI ENGINEERING CORPORATION
Dazhou YAN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
MELT ELECTROSPINNING DEVICE AND METHOD
Publication number
20220010459
Publication date
Jan 13, 2022
CHINA ENFI ENGINEERING CORPORATION
Tao Yang
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING