Chih-Feng Ku

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Taichung City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Character key device of a backlit keyboard
- Patent number 11,908,639
- Issue date Feb 20, 2024
- Sunrex Technology Corp
- Chih-Po Ku
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Long key device
- Patent number 11,830,685
- Issue date Nov 28, 2023
- Sunrex Technology Corp
- Chih-Po Ku
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Long keyboard key device
- Patent number 11,676,780
- Issue date Jun 13, 2023
- Sunrex Technology Corp
- Chih-Po Ku
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for fabricating semiconductor device
- Patent number 9,349,599
- Issue date May 24, 2016
- United Microelectronics Corp.
- Chih-Feng Ku
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LONG KEY DEVICE
- Publication number 20230282428
- Publication date Sep 7, 2023
- SUNREX TECHNOLOGY CORP.
- Chih-Po KU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR FABRICATING SEMICONDUCTOR DEVICE
- Publication number 20160133474
- Publication date May 12, 2016
- UNITED MICROELECTRONICS CORP.
- Chih-Feng Ku
- H01 - BASIC ELECTRIC ELEMENTS