| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 5 | |
| #2 | Taiwan | 4 | |
| #3 | Republic of Korea | 3 | |
| #4 | United States | 3 | |
| #5 | WIPO (World Intellectual Property Organization) | 3 | |
| #6 | China | 2 | |
| #7 | EPO (European Patent Office) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Accessories for machine tools | |
| #2 | Punching metal | |
| #3 | Transport or storage devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Maeda Takaaki | 19 |
| #2 | Nakashima Sugihide | 8 |
| #3 | Kondo Kazuya | 3 |
| #4 | Tsurumaki Yoshihisa | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2021039485A1 | Spiral conveyor | |
| JP2020099941A | Device for metal plate bending process | |
| JP2020019625A | Conveyor | |
| JP2019188566A | Spiral conveyor | |
| TW201825369A | Silent spiral conveyer | |
| US2017259316A1 | Bending device for metallic plate | |
| JP2015199120A | Bending device for metal plate | |
| TW201504556A | A frame-type telescopic cover with a shade is attached to the cover |