Chun To Lee

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West Ryde, AU

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Patents Grantslast 30 patents

Information Patent Grant
Buried contact layer for UV emitting device
- Patent number 11,978,824
- Issue date May 7, 2024
- SILANNA UV TECHNOLOGIES PTE LTD
- Johnny Cai Tang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Buried contact layer for UV emitting device
- Patent number 11,626,535
- Issue date Apr 11, 2023
- SILANNA UV TECHNOLOGIES PTE LTD
- Johnny Cai Tang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Buried contact layer for UV emitting device
- Patent number 11,322,647
- Issue date May 3, 2022
- SILANNA UV TECHNOLOGIES PTE LTD
- Johnny Cai Tang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
BURIED CONTACT LAYER FOR UV EMITTING DEVICE
- Publication number 20240266464
- Publication date Aug 8, 2024
- Silanna UV Technologies Pte Ltd
- Johnny Cai Tang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BURIED CONTACT LAYER FOR UV EMITTING DEVICE
- Publication number 20230223491
- Publication date Jul 13, 2023
- Silanna UV Technologies Pte Ltd
- Johnny Cai Tang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BURIED CONTACT LAYER FOR UV EMITTING DEVICE
- Publication number 20220238754
- Publication date Jul 28, 2022
- Silanna UV Technologies Pte Ltd
- Johnny Cai Tang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BURIED CONTACT LAYER FOR UV EMITTING DEVICE
- Publication number 20210343896
- Publication date Nov 4, 2021
- Silanna UV Technologies Pte Ltd
- Johnny Cai Tang
- H01 - BASIC ELECTRIC ELEMENTS