Martin Kwan Yu LEUNG

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Oakville, CA

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Patents Grantslast 30 patents

Information Patent Grant
Thermal expansion compensating device and method of use
- Patent number 11,906,096
- Issue date Feb 20, 2024
- IPEX TECHNOLOGIES INC.
- Martin Kwan Yu Leung
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Thermal expansion compensating device and method of use
- Patent number 11,193,618
- Issue date Dec 7, 2021
- IPEX TECHNOLOGIES INC.
- Martin Kwan Yu Leung
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Water heater venting assembly
- Patent number D906496
- Issue date Dec 29, 2020
- IPEX TECHNOLOGIES INC.
- Martin Kwan Yu Leung
- D23 - Environmental heating and cooling
Information Patent Grant
Non-return valve for flue gas venting and damper assembly for use t...
- Patent number 10,401,027
- Issue date Sep 3, 2019
- IPEX TECHNOLOGIES INC.
- Martin Kwan Yu Leung
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Thermal expansion device
- Patent number D857858
- Issue date Aug 27, 2019
- IPEX TECHNOLOGIES INC.
- Martin Kwan Yu Leung
- D23 - Environmental heating and cooling
Information Patent Grant
Water heater venting assembly
- Patent number 10,088,156
- Issue date Oct 2, 2018
- Martin Kwan Yu Leung
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents

Information Patent Application
THERMAL EXPANSION COMPENSATING DEVICE AND METHOD OF USE
- Publication number 20220049808
- Publication date Feb 17, 2022
- IPEX TECHNOLOGIES INC.
- Martin Kwan Yu Leung
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
THERMAL EXPANSION COMPENSATING DEVICE AND METHOD OF USE
- Publication number 20190162349
- Publication date May 30, 2019
- IPEX TECHNOLOGIES INC.
- Martin Kwan Yu Leung
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Non-Return Valve for Flue Gas Venting and Damper Assembly for Use T...
- Publication number 20180283685
- Publication date Oct 4, 2018
- IPEX TECHNOLOGIES, INC.
- MARTIN KWAN YU LEUNG
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Water Heater Venting Assembly
- Publication number 20170356646
- Publication date Dec 14, 2017
- Martin Kwan Yu LEUNG
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES