| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 9 | |
| #2 | China | 2 | |
| #3 | Republic of Korea | 2 | |
| #4 | Mexico | 2 | |
| #5 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Pharmaceuticals | |
| #3 | Machine tools | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Alloys | |
| #2 | Changing non-ferrous metals | |
| #3 | Therapeutic chemical compounds | |
| #4 | Casting metal | |
| #5 | Soldering, welding and flame cutting | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Oishi Keiichiro | 16 |
| #2 | Keiichiro Oishi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2007043101A1 | Melted-solidified matter, copper alloy material for melting-solidification, and process for producing the same | |
| WO2007034571A1 | Free-cutting copper alloy containing very low lead | |
| MXPA06010613A | Copper-base alloy casting with refined crystal grains. |