| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 14 | |
| #2 | Canada | 1 | |
| #3 | China | 1 | |
| #4 | United States | 1 | |
| #5 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Alloys | |
| #2 | Casting metal | |
| #3 | Changing non-ferrous metals |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nakajima Iwao | 18 |
| #2 | Lai Guoqiao | 3 |
| #3 | Ota Keiichi | 1 |
| #4 | Sasaki Toshiaki | 1 |
| #5 | Takayanagi Norio | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2015093311A | Manufacturing method of eutectic copper-iron alloy | |
| JP2013237887A | Method for producing copper-iron alloy | |
| JPH1038860A | Ae wave measuring method and ae measuring rod | |
| JPH0862337A | Measuring device for ae wave | |
| JPS521532A | Gas safety equipment | |
| CA847177A | Automated ball dispenser for golf balls |