| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Japan | 2 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Electrical machinery and energy | |
| #3 | Mechanical elements | |
| #4 | Machines | |
| #5 | Transport | |
| #6 | Digital networks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Takeshita Masahiro | 12 |
| #2 | Inoue Shigeyuki | 2 |
| #3 | Ishigaki Katsuki | 1 |
| #4 | Yumiya Hiroyuki | 1 |
| #5 | Mizuno Nobukazu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2002065304A | Split-toed heavy-cloth footgear | |
| JP2001346601A | Japanese outdoor socks |