Su Duk Seo

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Incheon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Multi-band pass filter
- Patent number 9,583,806
- Issue date Feb 28, 2017
- Innertron Co., Ltd.
- Hak Rae Cho
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
MULTI-BAND PASS FILTER
- Publication number 20150042419
- Publication date Feb 12, 2015
- Innertron Co., Ltd.
- Hak Rae Cho
- H01 - BASIC ELECTRIC ELEMENTS