| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 6 | |
| #2 | Taiwan | 3 | |
| #3 | United States | 2 | |
| #4 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Packaging and shipping | |
| #4 | Furniture and games | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Nails | |
| #3 | Transport or storage devices | |
| #4 | Office furniture | |
| #5 | General building constructions | |
| #6 | Frames |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nomura Ryoichi | 8 |
| #2 | Nishikawa Kenji | 3 |
| #3 | Nomura Ryooichi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0549094A1 | Structural element | |
| KR0166594B1 | Belt conveyor | |
| US5078537A | Connecting device | |
| US5119925A | Belt conveyor |