| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Optics | |
| #3 | Computer technology | |
| #4 | Electrical machinery and energy | |
| #5 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Television | |
| #2 | Electrography | |
| #3 | Electric digital data processing | |
| #4 | AC and DC conversion devices | |
| #5 | Typewriters | |
| #6 | Data recognition and presentation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nagai Jun | 12 |
| #2 | Yoto Yasuhiro | 1 |