| 11538017 |
Detachable electronic payment device |
— |
2022-12-27 |
| 11218348 |
Acoustic secure transmission (AST) |
William Wang Graylin |
2022-01-04 |
| 10902390 |
Electronic device and payment method using the same |
Woosup LEE, Eric Huang, Kyeongjo Keum, Younju Kim, Hyunju HONG +1 more |
2021-01-26 |
| 10423942 |
Electronic device and payment method using the same |
Woosup LEE, Eric Huang, Kyeongjo Keum, Younju Kim, Hyunju HONG +1 more |
2019-09-24 |
| 9864994 |
Terminal for magnetic secure transmission |
Enyang Huang, William Wang Graylin |
2018-01-09 |
| 9864985 |
Transmitter and method for substantially reducing dead zones in an inductive contactless mobile payment system |
— |
2018-01-09 |
| 9652642 |
Magnetic secure transmission device hardware |
— |
2017-05-16 |
| 9454679 |
Magnetic secure transmission device hardware |
— |
2016-09-27 |
| 9361613 |
System and method for a baseband nearfield magnetic stripe data transmitter |
— |
2016-06-07 |
| 8814046 |
System and method for a baseband nearfield magnetic stripe data transmitter |
— |
2014-08-26 |
| 8690059 |
System and method for a baseband nearfield magnetic stripe data transmitter |
— |
2014-04-08 |
| 8628012 |
System and method for a baseband nearfield magentic stripe data transmitter |
— |
2014-01-14 |
| 5969319 |
POS terminal with a replaceable printer cartridge |
— |
1999-10-19 |
| 5844219 |
POS terminal with replaceable printer cartridge |
— |
1998-12-01 |
| 5696909 |
Virtual POS terminal |
— |
1997-12-09 |