Patrick Lai

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Markham, CA

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Patents Applicationslast 30 patents

Information Patent Application
AIR-HANDLER MODULE AND EVAPORATOR-EXPANSION MODULE FOR BUILDING STR...
- Publication number 20180347867
- Publication date Dec 6, 2018
- iGEN Technologies Inc.
- Patrick LAI
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
AIR-TREATMENT APPARATUS FOR USE WITH BUILDING
- Publication number 20170038081
- Publication date Feb 9, 2017
- Patrick Lai
- F24 - HEATING RANGES VENTILATING