| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 4 | |
| #2 | Taiwan | 4 | |
| #3 | United States | 4 | |
| #4 | WIPO (World Intellectual Property Organization) | 4 | |
| #5 | EPO (European Patent Office) | 3 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Telecommunications | |
| #3 | Electrical machinery and energy | |
| #4 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Optical systems | |
| #2 | Waveguides | |
| #3 | Electrically-conductive connections | |
| #4 | Measuring speed and acceleration |
| # | Name | Total Patents |
|---|---|---|
| #1 | Asada Norihiro | 17 |
| #2 | Kagawa Kenichi | 9 |
| #3 | Kenichi Kagawa | 1 |
| #4 | Norihiro Asada | 1 |