| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 5 | |
| #2 | China | 4 | |
| #3 | Republic of Korea | 3 | |
| #4 | Taiwan | 3 | |
| #5 | United States | 3 | |
| #6 | Australia | 2 | |
| #7 | EPO (European Patent Office) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Materials and metallurgy | |
| #3 | Machine tools | |
| #4 | Thermal processes | |
| #5 | Packaging and shipping | |
| #6 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Milling | |
| #2 | Soldering, welding and flame cutting | |
| #3 | Alloys | |
| #4 | Feeding fuel to combustion device | |
| #5 | Transport or storage devices | |
| #6 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kawatsu Hajime | 19 |
| #2 | Shinnya Akira | 6 |
| #3 | Hajime Kawatsu | 3 |
| #4 | Akira Shinnya | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2013108807A1 | Vertical mill roller | |
| CN105149049A | Vertical roll grinding mill | |
| CN103108699A | Vertical mill roll | |
| AU2009357050A1 | Vertical roller mill | |
| WO2009157335A1 | Crushing roller | |
| KR20090045252A | Iron-based corrosion resistant wear resistant alloy and deposit welding material for obtaining the alloy | |
| US2010189588A1 | Iron-based corrosion resistant wear resistant alloy and deposit welding material for obtaining the alloy |