| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Taiwan | 8 | |
| #2 | Republic of Korea | 6 | |
| #3 | WIPO (World Intellectual Property Organization) | 5 | |
| #4 | China | 3 | |
| #5 | Singapore | 2 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Semiconductors | |
| #2 | Basic materials chemistry | |
| #3 | Surface technology and coating | |
| #4 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tago Tsuguhiro | 23 |
| #2 | Kimura Mayumi | 23 |
| #3 | Isami Kenji | 12 |
| #4 | Aoyama Tetsuo | 10 |
| #5 | Matsui Atsushi | 7 |
| #6 | Matsuda Tomotake | 4 |
| #7 | Goto Tetsuya | 2 |
| #8 | Nakamura Norihiro | 2 |
| #9 | Saito Ryuichi | 2 |
| Publication | Filing date | Title |
|---|---|---|
| KR20120023174A | Etching solution composition |