| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 2 | |
| #2 | Canada | 2 | |
| #3 | United States | 2 | |
| #4 | Australia | 1 | |
| #5 | Germany | 1 | |
| #6 | Denmark | 1 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | France | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | Italy | 1 | |
| #11 | Republic of Korea | 1 | |
| #12 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Alloys | |
| #2 | Foundry moulding |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nagahori Teiji | 10 |
| #2 | Ohshima Masanori | 7 |
| #3 | Ohshima M | 1 |
| #4 | Ohshima Madanori | 1 |
| #5 | Nagahori T | 1 |
| Publication | Filing date | Title |
|---|---|---|
| KR910001768B1 | Mold material for forming sandmold without requiring mold wash | |
| DK219587D0 | Form material for manufacturing true forms | |
| CA1300789C | Mold material for forming sandmold without requiring mold wash | |
| US4775704A | Mold material for forming sandmold without requiring mold wash |