Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12420211 | Roly-poly toy with adjustable center of gravity | — | 2025-09-23 |
| 12249511 | Treatments to improve device performance | Steven C. H. Hung, Benjamin Colombeau, Johanes F. Swenberg, Linlin Wang | 2025-03-11 |
| 12228304 | Air volume control valve capable of accurately measuring air volume | Ning Sun, Xiangfang Li | 2025-02-18 |