| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 5 | |
| #2 | United States | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Computer technology | |
| #2 | Digital networks | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Electric digital data processing | |
| #2 | Digital information transmission | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tamatsu Masaharu | 11 |
| Publication | Filing date | Title |
|---|---|---|
| JP2010147535A | Camera installation device | |
| JP2009194621A | Communication system | |
| WO2005094010A1 | Communication system | |
| JPH11110121A | Small mouse system | |
| JPH10126722A | Information transmission reception system using television broadcast | |
| JPH0851666A | Call termination system in personal handyphone system(phs) |