Patent applications and USPTO patent grants for LIAO; Yang.The latest application filed is for "microwave chemical method for totally extracting fluorine and rare earth from bastnaesite concentrate".
Patent | Date |
---|---|
Microwave Chemical Method For Totally Extracting Fluorine And Rare Earth From Bastnaesite Concentrate App 20210236956 - ZHAO; Shilin ;   et al. | 2021-08-05 |
Debris-free Laser Ablation Processing Assisted By Condensed Frost Layer App 20210086299 - LIAO; Yang ;   et al. | 2021-03-25 |
Method and apparatus for realizing tubular optical waveguides in glass by femtosecond laser direct writing Grant 10,201,874 - Cheng , et al. Feb | 2019-02-12 |
Method And Apparatus For Realizing Tubular Optical Waveguides In Glass By Femtosecond Laser Direct Writing App 20170216967 - CHENG; Ya ;   et al. | 2017-08-03 |
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