Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D933191 | Cover for ceiling ventilation fan | Motohiro Aoki | 2021-10-12 |
| D857872 | Ceiling ventilation fan | Nobuyuki Mase | 2019-08-27 |
| D857873 | Ceiling ventilation fan | Nobuyuki Mase | 2019-08-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D933191 | Cover for ceiling ventilation fan | Motohiro Aoki | 2021-10-12 |
| D857872 | Ceiling ventilation fan | Nobuyuki Mase | 2019-08-27 |
| D857873 | Ceiling ventilation fan | Nobuyuki Mase | 2019-08-27 |