| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 11 | |
| #2 | Taiwan | 1 | |
| #3 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Foundations and excavations | |
| #2 | Solar heat collectors | |
| #3 | Reduction of greenhouse gas emissions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Goto Tsuneo | 13 |
| #2 | Tsushima Satoru | 7 |
| #3 | Takano Yuji | 3 |
| #4 | Hashimoto Chiaki | 1 |
| #5 | Hayashi Miki | 1 |
| #6 | Iwashita Tomoaki | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2018141266A | Ground repairing method and solidifying agent used therefor | |
| JP2017040110A | Pressure receiving tool for pile and construction method thereof | |
| JP2016156154A | Supporting bracket | |
| JP2015148135A | Spiral pile base and construction method thereof | |
| JP2016108874A | Spiral pile foundation and fixture therefor | |
| JP2016003431A | Spiral pile foundation | |
| JP2015055055A | Fluid energy attenuation device | |
| JP2015055053A | Spiral pile foundation | |
| JP2015014145A | Floor joist foundation | |
| JP2014206027A | Foundation pile and support foundation body | |
| JP2013163909A | Foundation pile |