Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11841092 | Stem seals with triangular rings | Xiaozhong Zhang | 2023-12-12 |
| 11543053 | Stem seals with triangular rings | Xiaozhong Zhang | 2023-01-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11841092 | Stem seals with triangular rings | Xiaozhong Zhang | 2023-12-12 |
| 11543053 | Stem seals with triangular rings | Xiaozhong Zhang | 2023-01-03 |