| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | IT methods for management | |
| #3 | Computer technology | |
| #4 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Coin-freed | |
| #2 | Data processing systems | |
| #3 | Data recognition and presentation | |
| #4 | Transmission | |
| #5 | Selecting | |
| #6 | Electric digital data processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nonaka Nobuyuki | 11 |
| #2 | Koyama Toshimi | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US2004214637A1 | Gaming machine |