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1. SAW device ceramic encapsulated housing patent no.: ZL01262927.8. This is a utility model patent for encapsulation structure.
2. SAW device center frequency adjustment method patent no.: ZL200510022674.2. This is an invention patent for filter frequency adjustment method.
3. Superlattice crystal resonator and superlattice crystal filter patent no.: ZL201020129899.4. This is a utility model patent for RF filter.
4. Metal encapsulated SAW device tube base is on the verge of receiving a patent. The patent application no.: 201120096455.X.
For further information about our patents, please visit the State Intellectual Property Office website http://www.sipo.gov.cn/zljs/. By entering these patent numbers, you can find more detailed information.

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