| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 6 | |
| #2 | China | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Brazil | 1 | |
| #5 | Malaysia | 1 | |
| #6 | United States | 1 |
| # | Name | Total Patents |
|---|---|---|
| #1 | Toda Shinjiro | 10 |
| #2 | Suzuki Hironaga | 5 |
| #3 | Kaba Yuichi | 5 |
| #4 | Ishikawa Akifumi | 4 |
| #5 | Matsumoto Naoki | 1 |
| #6 | Tsutomu Wakasa | 1 |
| #7 | Hiroyuki Inoue | 1 |
| #8 | Yoshiyuki Yamagami | 1 |
| #9 | Okawa Takafumi | 1 |
| #10 | Sugiyama Yukihiro | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2021065008A1 | Carbonaceous unshaped refractory | |
| WO2019135279A1 | Ring block-stacked structure in blast furnace | |
| WO2018070014A1 | Water-based carbonaceous filler material | |
| EP3309489A1 | Heat treatment apparatus for carbonaceous grains and method therefor | |
| WO2015093570A1 | Device and method for manufacturing graphite powder | |
| EP2554715A1 | Cathode carbon block for aluminum smelting and process for production thereof |