Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11023844 | Flight attendant evaluation system and flight attendant evaluation method | Naomi Tomiyama, Atsushi Saso, Takamichi Matsusako, Yuichi Aoki, Motoji Ohmori +1 more | 2021-06-01 |