| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | Japan | 2 | |
| #4 | Taiwan | 2 | |
| #5 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Selecting | |
| #2 | Transmission systems | |
| #3 | Measuring volume | |
| #4 | Special measuring |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hwang Eul-Jung | 6 |
| #2 | Jang Sung-Ju | 6 |
| #3 | Jeong Il Gwon | 6 |
| #4 | Jang Sung Ju | 6 |
| #5 | Hwang Eul Jung | 6 |
| #6 | Jeong Il-Gwon | 6 |
| Publication | Filing date | Title |
|---|---|---|
| TW200404152A | Ultra power-saving type meter for converting measured value into digital signal | |
| WO03094126A1 | Remote reading method of gauge data | |
| WO2004090831A1 | Network-based remote meter reading system | |
| AU2003219598A1 | Ultra power-saving type meter for converting measured value into digital signal |