Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10334953 | Furniture, load support member for chair, and chair | Hiroshi Masunaga, Yoshinori Isogai, Naoyuki Okuda, Syouichi Izawa | 2019-07-02 |
| 8794701 | Backrest for chair | Ken Nakayama, Ryou Igarashi | 2014-08-05 |