Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D894034 | Finger ring size adjuster | — | 2020-08-25 |
| 8869712 | Precision tilting platform device used for static calibration of seismometers | Wen He, Shushi Jia | 2014-10-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D894034 | Finger ring size adjuster | — | 2020-08-25 |
| 8869712 | Precision tilting platform device used for static calibration of seismometers | Wen He, Shushi Jia | 2014-10-28 |