| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 11 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Reduction of greenhouse gas emissions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tojikubo Isamu | 11 |
| Publication | Filing date | Title |
|---|---|---|
| JP2008194541A | Bag holding tool for bag | |
| JP2007205164A | Drainage port of bathroom | |
| JP2007198130A | Swirl drain port | |
| JP2007192236A | Hydraulic power generation by swirl stream | |
| JP2007192024A | Swirl drain port | |
| JP2007177621A | Drain plug | |
| JP2007092521A | Trap bowl and pulling-up apparatus | |
| JP2006342670A | Pulling-up device and cleaning device of drain plug | |
| JP2006271991A | Wall hanger | |
| JP2006348737A | Drainage of bathroom | |
| JP2006241971A | Sink |