| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 2 | |
| #2 | Republic of Korea | 2 | |
| #3 | Taiwan | 2 | |
| #4 | United States | 2 | |
| #5 | Canada | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Japan | 1 | |
| #8 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Macromolecular chemistry and polymers | |
| #2 | Materials and metallurgy | |
| #3 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yamamuro Toshiyuki | 10 |
| #2 | Toshiyuki Yamamuro | 2 |
| Publication | Filing date | Title |
|---|---|---|
| JP2008291075A | Molding material and method of producing molding material | |
| TW200718671A | Light modeling material | |
| EP1433819A1 | Light clay and process for producing the same |