Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12286599 | Method and system for preparing fuel by using high acid value biological oil and fat | Bin Xu, Kam Shing Siu, Chunjian Xu | 2025-04-29 |
| 12006484 | Method and system for preparing fuel by using high acid value biological oil and fat | Bin Xu, Kam Shing Siu, Chunjian Xu | 2024-06-11 |
| 8514571 | Horizontal subrack and communication cabinet | Shengqin Ji, Yuping Hong | 2013-08-20 |
| 8223492 | Horizontal subrack and communication cabinet | Shengqin Ji, Yuping Hong | 2012-07-17 |