Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11697085 | Dust filter | Norihiro Kondo, Tsuneyuki Kurata | 2023-07-11 |
| 11648499 | Dust filter | Norihiro Kondo, Tsuneyuki Kurata | 2023-05-16 |
| 11541341 | Dust filter | Norihiro Kondo | 2023-01-03 |