| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 3 | |
| #2 | Taiwan | 2 | |
| #3 | United States | 2 | |
| #4 | China | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Hong Kong | 1 | |
| #7 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Hand carts | |
| #2 | Hand carried bags |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yamamoto Hideo | 10 |
| #2 | Hideo Yamamoto | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2017205478A | Operating handle device | |
| JP2017205479A | Rod-like member linkage mechanism of operation handle device | |
| JP2017205431A | Operating handle device |