Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11613921 | Spring-loaded sash guide | Michael Nau, Hong Chen | 2023-03-28 |
| 10927579 | Spring-loaded sash guide | Michael Nau, Hong Chen | 2021-02-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11613921 | Spring-loaded sash guide | Michael Nau, Hong Chen | 2023-03-28 |
| 10927579 | Spring-loaded sash guide | Michael Nau, Hong Chen | 2021-02-23 |