| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Canada | 2 | |
| #3 | Republic of Korea | 2 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Japan | 1 | |
| #6 | Philippines | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Materials and metallurgy | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Details of furnaces | |
| #2 | Furnaces | |
| #3 | Metal production and refining | |
| #4 | Climate change mitigation in goods production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kajitani Tsuyoshi | 11 |
| #2 | Yoshiguchi Kazumi | 5 |
| Publication | Filing date | Title |
|---|---|---|
| JP2020190379A | melting furnace | |
| KR20180055821A | furnace | |
| US2014349240A1 | Heat treatment furnace |