Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8336942 | Structure for storing seat for automobile | Hajime Yamashita, Yoshihide Itou, Yoshitaka Ootake, Tamotsu Keinaga, Ko Ishikawa +1 more | 2012-12-25 |
| 8113567 | Structure for storing vehicular seat | Hajime Yamashita, Yoshihide Itou, Tamotsu Keinaga, Ko Ishikawa, Hideyuki Kato +3 more | 2012-02-14 |