| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Hong Kong | 2 | |
| #2 | Australia | 1 | |
| #3 | Brazil | 1 | |
| #4 | Canada | 1 | |
| #5 | Chile | 1 | |
| #6 | China | 1 | |
| #7 | Israel | 1 | |
| #8 | Japan | 1 | |
| #9 | Republic of Korea | 1 | |
| #10 | New Zealand | 1 | |
| #11 | Singapore | 1 | |
| #12 | Taiwan | 1 | |
| #13 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Telephonic communication | |
| #2 | Transmission | |
| #3 | Wireless communication networks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leung Tak Kit | 11 |
| #2 | Chan Kam Cheong | 10 |
| #3 | Cheong Chan Kam | 1 |
| #4 | Chang Kam Jeong | 1 |
| #5 | Liang Dejie | 1 |
| #6 | Kit Leung Tak | 1 |
| #7 | Kam Cheong Chan | 1 |
| #8 | Chen Jianchang | 1 |
| #9 | Tak Kit Leung | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2016058824A | Sim card start and real-time remainder acquisition method | |
| HK1193940A2 | A method for activating sim card and obtaining balance in real-time sim |