Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10966530 | Backrest, lumbar support, chair, attachment structure for optional member, optional member, and furniture | Hiroshi Masunaga | 2021-04-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10966530 | Backrest, lumbar support, chair, attachment structure for optional member, optional member, and furniture | Hiroshi Masunaga | 2021-04-06 |