Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D983172 | Earphone | — | 2023-04-11 |
| 11608714 | Switch sliding sleeve device for oil-gas exploitation and switching method thereof, oil-gas exploitation tool and switching method of wall through hole thereof | — | 2023-03-21 |
| 11595147 | Data transceiving method and device, and wavelength configuration method and device | Wei Yang, Hongliang Tian, Bo Yang | 2023-02-28 |
| 11499390 | Sealing assembly for dissolvable bridge plug, a dissolvable bridge plug and a sealing method for gap | — | 2022-11-15 |
| D954027 | Earphone | — | 2022-06-07 |
| D951917 | Pair of earphones | — | 2022-05-17 |
| D950525 | Earphone | — | 2022-05-03 |
| D935772 | Case | — | 2021-11-16 |
| D927464 | Earphone | Jiaxu Huang | 2021-08-10 |
| D922946 | Earphone charging case | — | 2021-06-22 |
| D910594 | Headphone | Jiaxu Huang | 2021-02-16 |
| D905656 | Portable music player | Jiaxu Huang | 2020-12-22 |
| D903632 | Earphone | Jiaxu Huang | 2020-12-01 |
| D902175 | Portable music player | Jiaxu Huang | 2020-11-17 |
| 10533391 | Reducing support ring for bridge plug and bridge plug | — | 2020-01-14 |
| 10487617 | Central shaft for bridge plug, bridge plug and setting method for the same | — | 2019-11-26 |
| 6338849 | Process of preparing immunoglobulin for intravenous injection by viruses double-sterilized without adding any protectant | Shaowen Fan, Chao Zhou | 2002-01-15 |