Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10052253 | Hand-propelled vehicle | Kenichi Shirato, Shigeru Tsuji, Masayuki Kubo | 2018-08-21 |
| 9956977 | Pushcart | Masayuki Kubo | 2018-05-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10052253 | Hand-propelled vehicle | Kenichi Shirato, Shigeru Tsuji, Masayuki Kubo | 2018-08-21 |
| 9956977 | Pushcart | Masayuki Kubo | 2018-05-01 |