| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Germany | 2 | |
| #3 | France | 2 | |
| #4 | Austria | 1 | |
| #5 | Switzerland | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Thermal processes | |
| #3 | Chemical engineering | |
| #4 | Civil engineering | |
| #5 | Packaging and shipping | |
| #6 | Machines | |
| #7 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Details of furnaces | |
| #2 | Mixing | |
| #3 | Metal production and refining | |
| #4 | Pig-iron processing | |
| #5 | Shafts | |
| #6 | Roof coverings | |
| #7 | Unspecified technologies | |
| #8 | Casting metal | |
| #9 | Doors and windows | |
| #10 | Transport or storage devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kohei Wakamatsu | 3 |
| #2 | Genzo Mori | 2 |
| #3 | Hiroshi Takagi | 2 |
| #4 | Takayanagi Umekichi | 1 |
| #5 | Mori G | 1 |
| #6 | Sumi Tomiichi | 1 |
| #7 | Rinnosuke Yagura | 1 |
| #8 | Oginoto Nishiaza | 1 |
| #9 | Seiji Ban | 1 |
| #10 | Kotaro Tada | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3360253A | Molten metal swinging device | |
| GB1029548A | Corrugated roofing sheet | |
| US3132904A | Device for rollably supporting a ball | |
| US3251681A | Method of stirring a molten metal in a transfer ladle |