Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10932576 | Massage chairs with locking mechanisms | Clifton Lee Levin, Kiyoyuki Okuyama, Yoichi Hirata, Masaki Kagano | 2021-03-02 |
| D897710 | Massage chair | Kiyoyuki Okuyama, Yoichi Hirata, Meza Mendoza Issac Alejandro | 2020-10-06 |
| D891802 | Massage chair | Kiyoyuki Okuyama, Yoichi Hirata, Meza Mendoza Issac Alejandro | 2020-08-04 |
| D887741 | Massage chair | Kiyoyuki Okuyama, Yoichi Hirata, Meza Mendoza Issac Alejandro | 2020-06-23 |