Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1060896 | Cleaning machine | Simon Nai Pong Chen, Gianfranco Ghirarduzzi, Lianhua Yang | 2025-02-04 |
| D1054640 | Side brush | Simon Nai Pong Chen, Gianfranco Ghirarduzzi, Lianhua Yang | 2024-12-17 |