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Patents Grants
last 30 patents
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Patent Grant
Method for preparing porous polymer semipermeable membrane and prod...
Patent number
12,161,976
Issue date
Dec 10, 2024
Dreisam (Beijing) Medical Technology Co., Ltd.
Peng Zou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PREPARING POROUS POLYMER SEMIPERMEABLE MEMBRANE AND PROD...
Publication number
20230311068
Publication date
Oct 5, 2023
DREISAM (BEIJING) MEDICAL TECHNOLOGY, CO., LTD.
Peng Zou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CONDUCTIVE INK FUNCTIONAL MATERIAL AND APPLICATION AND PREPARATION...
Publication number
20230303880
Publication date
Sep 28, 2023
Dreisam (Beijing) Medical Technology Co., Ltd.
Peng ZOU
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...