| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 6 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | United States | 3 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Electrical machinery and energy | |
| #3 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Display controls | |
| #2 | Advertising | |
| #3 | Special electric heating or lighting | |
| #4 | Transmission |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nakajima Chiaki | 9 |
| #2 | Watanabe Masaru | 2 |
| #3 | Sakuraba Takeshi | 2 |
| #4 | Kuramochi Yuki | 1 |
| #5 | Karan Yukihiro | 1 |
| #6 | Watanabe Ejison | 1 |
| #7 | Yamamoto Terashi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2008068308A1 | Light-emitting unit system | |
| WO2007049362A1 | Led display unit and led display device |