| List of Selected Invention and Utility Model Patents |
| Description | Patent No. | Application Date | Date of authorization notice | Status | Type |
| 1 Nano Spider webs/Beaded fiber composite air filter membrane and making method | ZL201710315250.8 | 2017.05.08 | 2019.06.04 | authorized | invention |
| 2 One automotive engine air filter media and making method | ZL201710803900.3 | 2017.09.08 | 2020.10.09 | authorized | invention |
| 3 One reusable Nano spider air filter membrane and making method | ZL201710743437.8 | 2017.08.25 | 2019.09.03 | authorized | invention |
| 4 One kind of hydraulic filter material device with PP melt-brown composite with PET | ZL201921682778.X | 2019.10.10 | 2020.06.23 | authorized | utility
model
patent |
| 5 One Aviation kerosene processing filter device with wood pulp and PBT composite | ZL201921682437.2 | 2019.10.10 | 2020.06.23 | authorized | utility
model
patent |
| 6 One crushing device for production of PET composite with glass fiber media | ZL201921674642.4 | 2019.10.09 | 2020.08.21 | authorized | utility
model
patent |
| 7 One crushing device for PP composite with PET fiber filter media | ZL201921674628.4 | 2019.10.09 | 2020.07.07 | authorized | utility
model
patent |
| 8 One processing filter device with PP&PBT composite oil&water separate | ZL201921675802.7 | 2019.10.10 | 2020.07.24 | authorized | utility
model
patent |
| 9 One dry device with air filter media processing | ZL201821718839.9 | 2018.10.23 | 2020.12.15 | authorized | utility
model
patent |
| 10 One crushing device for 100% synthetic filter material | ZL201921674627.X | 2019.10.09 | 2020.08.14 | authorized | utility
model
patent |
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