Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11598548 | Device for estimating drowsiness of a user based on image and environment information | Keita KITAGAWA, Takuya Kazusa | 2023-03-07 |
| 11585562 | Air processing device | Takanori Suzuki, Keita KITAGAWA, Masaya Nishimura, Yoshiteru Nouchi | 2023-02-21 |
| 11549892 | Air treatment device | Keita KITAGAWA, Masaya Nishimura, Yoshiteru Nouchi | 2023-01-10 |