Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11620650 | Mobile authentication method and system therefor | — | 2023-04-04 |
| D978961 | Electronic calculator | — | 2023-02-21 |
| D978476 | Automated teller machine | — | 2023-02-14 |
| 11544693 | Complex payment system using a portable terminal, and complex payment method | — | 2023-01-03 |
| 11544734 | Smart shopping method and smart shopping management server | Hoon Jung | 2023-01-03 |
| 11429963 | Pre-approval financial transaction providing system and method therefor | Dae Yeon Kim, Moon Ho YANG, Hoon Jung | 2022-08-30 |
| D943661 | Electronic calculator | — | 2022-02-15 |
| 11157892 | Mobile payment method and device thereof | — | 2021-10-26 |
| 10963859 | Mobile payment processing system and method therefor | Hoon Jeong | 2021-03-30 |
| 10957166 | System and method for providing automated teller service using mobile terminal | — | 2021-03-23 |
| 10846681 | System and method for providing payment service | Moon Ho YANG | 2020-11-24 |
| 10740450 | Method and system for authenticating identity using variable keypad | — | 2020-08-11 |
| 10671716 | User authentication method and system using variable keypad and biometric identification | — | 2020-06-02 |
| 10331868 | User authentication method and system using variable keypad and biometric identification | — | 2019-06-25 |
| 7552094 | Optical payment transceiver and system using the same | Chul Ki Kim, Que Hwang, Bong Jung, Kwang Sung, Do Kim +7 more | 2009-06-23 |
| 7500606 | Method of settling signatureless payment of bank card sales slip in mobile terminal, and system therefor | Shae Jin Park, Myoung Man Hur, Jung Hun Kim | 2009-03-10 |
| D433607 | Combination key ring and bottle opener | — | 2000-11-14 |
| D433303 | Combination key ring, pocket knife and nail file | — | 2000-11-07 |