| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications | |
| #2 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Transmission | |
| #2 | Multiplex communication | |
| #3 | Devices using light amplification | |
| #4 | Nonlinear optics | |
| #5 | Selecting | |
| #6 | Optical systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Onaka Miki | 12 |
| #2 | Fukushi Togo | 1 |
| #3 | Kondoh Masanori | 1 |
| #4 | Noheji Kiyotoshi | 1 |
| #5 | Suzuki Yuichi | 1 |
| #6 | Imai Kazuto | 1 |