| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Japan | 3 |
| # | Industry | |
|---|---|---|
| #1 | Semiconductors | |
| #2 | Chemical engineering | |
| #3 | Electrical machinery and energy | |
| #4 | Environmental technology | |
| #5 | Optics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fukuda Toshihiro | 12 |
| #2 | Ebihara Yohei | 4 |
| #3 | Yamada Jiro | 4 |
| #4 | Nagayasu Tatsuto | 2 |
| #5 | Kamiyama Naoyuki | 2 |
| #6 | Ukai Nobuyuki | 2 |
| #7 | Kagawa Seiji | 2 |
| Publication | Filing date | Title |
|---|---|---|
| JP2003239659A | Wire screen for window screen | |
| JP2001349159A | Single swinging window unit | |
| JP2000350504A | Attachment for transplanting chinese yam capable of carrying out work in one continuous operation |