Shufang Li

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Four-mode defected ground structure resonator
- Patent number 10,211,499
- Issue date Feb 19, 2019
- QINDAO HAIER ELECTRONICS CO., LTD.
- Biao Peng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Four-mode defected ground structure filter
- Patent number 10,170,814
- Issue date Jan 1, 2019
- QINGDAO HAIER ELECTRONICS CO., LTD.
- Biao Peng
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
FOUR-MODE DEFECTED GROUND STRUCTURE FILTER
- Publication number 20170237136
- Publication date Aug 17, 2017
- QINGDAO HAIER ELECTRONICS CO., LTD.
- Biao Peng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FOUR-MODE DEFECTED GROUND STRUCTURE RESONATOR
- Publication number 20170237138
- Publication date Aug 17, 2017
- QINGDAO HAIER ELECTRONICS CO., LTD.
- Biao Peng
- H01 - BASIC ELECTRIC ELEMENTS