| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | Brazil | 1 | |
| #3 | Canada | 1 | |
| #4 | Czechia | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Hong Kong | 1 | |
| #7 | Hungary | 1 | |
| #8 | Indonesia | 1 | |
| #9 | Israel | 1 | |
| #10 | Iceland | 1 | |
| #11 | Mexico | 1 | |
| #12 | Netherlands | 1 | |
| #13 | Slovakia | 1 | |
| #14 | United States | 1 | |
| #15 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Wireless communication networks | |
| #2 | Telephonic communication |
| # | Name | Total Patents |
|---|---|---|
| #1 | Verkruijssen Bartel Johannes | 11 |
| #2 | Stam Gertjan Van | 2 |
| #3 | Van Stam Gertjan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BR9908681A | Communication system comprising one or more centers and a number of terminals | |
| CZ20003305A3 | Call back method within a communication system | |
| NL1011269C2 | System for establishing a telephone connection. |