| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Japan | 3 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Materials and metallurgy | |
| #3 | Audio-visual technology | |
| #4 | Semiconductors | |
| #5 | Environmental technology | |
| #6 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nakajima Kenichiro | 14 |
| #2 | Yamazaki Takashi | 5 |
| #3 | Hamada Haruki | 2 |
| #4 | Suzuki Hideyo | 2 |
| #5 | Maehara Kayoko | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2008149079A | Clothespin | |
| JP2007021187A | Clothespin, clotheshorse implement, and hanger | |
| JP2000068887A | Portable communication system |