| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 3 | |
| #2 | Japan | 3 | |
| #3 | United States | 3 | |
| #4 | United Kingdom | 2 | |
| #5 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Burners |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yamaguchi Isaburo | 12 |
| Publication | Filing date | Title |
|---|---|---|
| EP0326738A2 | Improvements in wicks | |
| JPH01210708A | Combustion wick | |
| JPS6266008A | Non-sewn combustion wick | |
| JPS61246505A | Seamless kerosene burner wick |