Zhifeng LI

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Acton, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Increased particle loading by surface modification with polyethersi...
- Patent number 11,274,043
- Issue date Mar 15, 2022
- Evonik Operations GmbH
- Zhifeng Li
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
SPACERS FOR FILTRATION APPLICATIONS
- Publication number 20240246033
- Publication date Jul 25, 2024
- Entegris, Inc.
- Zhifeng Li
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHODS AND SYSTEMS HAVING CONDUCTIVE POLYMER COATING FOR ELECTROST...
- Publication number 20230197491
- Publication date Jun 22, 2023
- Entegris, Inc.
- Zhifeng Li
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
POLY(QUINOLINE) MEMBRANES
- Publication number 20220401893
- Publication date Dec 22, 2022
- Entegris, Inc.
- Zhifeng Li
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
POROUS POLY (CYCLIC OLEFIN) MEMBRANES
- Publication number 20220362720
- Publication date Nov 17, 2022
- Entegris, Inc.
- Sina Bonyadi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
INCREASED PARTICLE LOADING BY SURFACE MODIFICATION WITH POLYETHERSI...
- Publication number 20190375643
- Publication date Dec 12, 2019
- EVONIK DEGUSSA GmbH
- Zhifeng LI
- C01 - INORGANIC CHEMISTRY