Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10806664 | Spa sprayer | Cheng-Hsiung Chang | 2020-10-20 |
| 10807115 | Fixing structure of spa sprayer | Cheng-Hsiung Chang | 2020-10-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10806664 | Spa sprayer | Cheng-Hsiung Chang | 2020-10-20 |
| 10807115 | Fixing structure of spa sprayer | Cheng-Hsiung Chang | 2020-10-20 |