| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 4 | |
| #2 | United States | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Canada | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Taiwan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Machine tools | |
| #4 | Surface technology and coating |
| # | Technology | |
|---|---|---|
| #1 | Structural elements | |
| #2 | Wood working | |
| #3 | Finishing work on buildings | |
| #4 | Unspecified technologies | |
| #5 | Shaping clay | |
| #6 | Unspecified technologies | |
| #7 | Layered products | |
| #8 | General building constructions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Haga Tadashi | 9 |
| #2 | Tadashi Haga | 4 |
| Publication | Filing date | Title |
|---|---|---|
| US6110575A | Gypsum-based composite article and method for producing same |