Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D932559 | Toy block | — | 2021-10-05 |
| 8968214 | Protector | Shigeki Numata, Katsuhiro Shirakawa, Tomokane Kurosawa, Satoru Kanuka | 2015-03-03 |
| 8757383 | Medical tray | Shigeki Numata, Fumio Yamamoto | 2014-06-24 |