| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | Canada | 3 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | China | 2 | |
| #6 | Taiwan | 2 | |
| #7 | Australia | 1 | |
| #8 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Bolts for doors or windows |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sawaguchi Naoto | 12 |
| #2 | Aoki Takashi | 7 |
| #3 | Sugiyama Noboru | 7 |
| #4 | Sasaki Fumio | 6 |
| #5 | Aoyama Takeshi | 5 |
| #6 | Moriya Takashi | 3 |
| #7 | Takashi Aoki | 2 |
| #8 | Naoto Sawaguchi | 1 |
| #9 | Noboru Sugiyama | 1 |
| #10 | Takeshi Aoyama | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU2014208656A1 | Window screen with blind function | |
| US2008060771A1 | Sliding roll screen door | |
| US6938667B2 | Automatic wind-up screen device | |
| TW200419062A | An automatic wind-up screen device |