| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 32 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Roof coverings | |
| #2 | Sewers | |
| #3 | Climate change adaptation technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kato Chizuo | 9 |
| #2 | Kato Setsuo | 9 |
| #3 | Sekiguchi Giichi | 3 |
| #4 | Kobayashi Shuzo | 3 |
| #5 | Sato Kinichi | 2 |
| #6 | Iida Tomoyuki | 1 |
| #7 | Araki Osamu | 1 |
| #8 | Saito Akio | 1 |
| #9 | Takara Tadayuki | 1 |
| #10 | Ishida Tetsuo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JPH115278A | Decorative sheet | |
| JPH10299322A | Hinge | |
| JPH10231594A | Drain port structure in building | |
| JPH10231593A | Vertical drain | |
| JPH10231592A | Horizontal drain | |
| JPH10110481A | Louver for vent hole | |
| JPH09279780A | Drain cover | |
| JPH09239051A | Louver for bleeder | |
| JPH09170309A | Drain cover | |
| JPH09165885A | Drain cap | |
| JPH09165900A | Louver for ventilating port | |
| JPH09165901A | Louver for vent hole | |
| JPH08226212A | Decorative panel | |
| JPH08199029A | Sheet | |
| JPH08193399A | Handrail device | |
| JPH08135283A | Shelter structure of external wall opening | |
| JPH0835299A | Drain intake cover | |
| JPH07259452A | Detachable plane lattice | |
| JPH07259453A | Opening/closing type plane lattice | |
| JPH07259451A | Detachable plane lattice |