Sei-Chang Chang

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Filtration device with cross-flow function and its filtration method
- Patent number 6,884,360
- Issue date Apr 26, 2005
- Sei-Chang Chang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Hollow-core nozzle
- Patent number 6,119,965
- Issue date Sep 19, 2000
- Sei-Chang Chang
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Nozzle assembly improvement
- Patent number 6,079,638
- Issue date Jun 27, 2000
- Sei-Chang Chang
- A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Filtration device with cross-flow function and its filtration method
- Publication number 20050000919
- Publication date Jan 6, 2005
- Sei-Chang Chang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL