| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | China | 3 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | Norway | 2 | |
| #5 | Austria | 1 | |
| #6 | Denmark | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Foundations and excavations | |
| #2 | Materials for miscellaneous applications |
| # | Name | Total Patents |
|---|---|---|
| #1 | Takahashi Yuichiro | 11 |
| #2 | Yuichiro Takahashi | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CN1156200A | Compacting construction method for foundation pouring at present | |
| CN1153846A | Method for preventing damage caused by fluidized phenomenon and recovery of damaged foundation | |
| CN1156777A | Construction method for preventing clay soil foundation from disturbance and earthquake disaster |