| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 5 | |
| #2 | China | 4 | |
| #3 | Canada | 2 | |
| #4 | United States | 2 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Israel | 1 | |
| #8 | Malaysia | 1 | |
| #9 | Russian Federation | 1 | |
| #10 | Singapore | 1 | |
| #11 | Taiwan | 1 | |
| #12 | Ukraine | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Milling | |
| #2 | Unspecified technologies | |
| #3 | Pipes | |
| #4 | Turning | |
| #5 | Accessories for machine tools | |
| #6 | Metal-working |
| # | Name | Total Patents |
|---|---|---|
| #1 | Horiguchi Nobuo | 20 |
| #2 | Nobuo Horiguchi | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2015159796A1 | Method of manufacturing an elbow, cutting tool, and elbow | |
| WO2015015668A1 | Elbow manufacturing method, cutting tool, and elbow | |
| MY163616A | Elbow Formed by Cutting and Method for Manufacturing Same | |
| SG186470A1 | Elbow formed by cutting and method for manufacturing same |