| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 3 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | United States | 3 | |
| #4 | Canada | 1 | |
| #5 | China | 1 | |
| #6 | Hong Kong | 1 | |
| #7 | Republic of Korea | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Environmental technology | |
| #3 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Cremation furnaces | |
| #2 | Casings for combustion chambers | |
| #3 | Fluid fuel combustion | |
| #4 | Metal production and refining |
| # | Name | Total Patents |
|---|---|---|
| #1 | Oga Shigeru | 10 |
| #2 | Oga Toshikazu | 7 |
| #3 | Oga Makoto | 7 |
| #4 | Iwasaki Hiromitsu | 6 |
| #5 | Taki Yoshihito | 3 |
| #6 | Watanabe Katsuzo | 3 |
| #7 | Makoto Oga | 1 |
| #8 | Shigeru Oga | 1 |
| #9 | Iwaski Hiromitsu | 1 |
| #10 | Hiromitsu Iwasaki | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5439501A | Method of processing hot dross of aluminum resulting from an aluminum smelting process and a deoxidant obtained from said method |