| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 5 | |
| #2 | China | 4 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | United States | 3 | |
| #5 | WIPO (World Intellectual Property Organization) | 2 | |
| #6 | Taiwan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications | |
| #2 | Computer technology | |
| #3 | Digital networks |
| # | Technology | |
|---|---|---|
| #1 | Electric digital data processing | |
| #2 | Telephonic communication | |
| #3 | Digital information transmission |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sasaki Koji | 15 |
| #2 | Ito Atsushi | 9 |
| #3 | Ban Tetsuya | 7 |
| #4 | Koji Sasaki | 3 |
| #5 | Atsushi Ito | 2 |
| #6 | Yukawa Ryuji | 2 |
| #7 | Sasaki Shosuke | 2 |
| #8 | Tetsuya Ban | 2 |
| #9 | Furikado Norishige | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CN1989494A | Mobile telephone, and mobile information terminal |