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Patents Grantslast 30 patents

Information Patent Grant
Air purifier and air purification method
- Patent number 10,948,207
- Issue date Mar 16, 2021
- Koninklijke Philips N.V.
- Ruifeng Xue
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
AIR PURIFIER AND AIR PURIFICATION METHOD
- Publication number 20190078802
- Publication date Mar 14, 2019
- Koninklijke Philips N.V.
- RUIFENG XUE
- F24 - HEATING RANGES VENTILATING
Information Patent Application
PARALLEL AIR FILTRATION
- Publication number 20170328590
- Publication date Nov 16, 2017
- RUI KE
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL