Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1026732 | Robot for delivery of goods | Sang Min Lee, Ki Joon Seong, Jin-Bum Kim | 2024-05-14 |
| D1021689 | Robot for delivery of goods | Sang Min Lee, Ki Joon Seong, Jin-Bum Kim | 2024-04-09 |
| 9432594 | User recognition apparatus and method | Jun Seok Park, Hae Ryong Lee | 2016-08-30 |
| 9225950 | Device and method for user interaction | Joo-Haeng Lee, Hyoung Sun Kim | 2015-12-29 |
| 7650631 | Method for verifying authorization with extensibility in AAA server | Byung Gil Lee, Kyo Il Chung | 2010-01-19 |
| 7530095 | Authentication, authorization and accounting (diameter) protocol-based accounting method using batch processing | Byung Gil Lee, Mal-Hee KIM, Sung Won Sohn | 2009-05-05 |
| 7257636 | Inter-working method of wireless internet networks (gateways) | Byung Gil Lee, Chee Hang Park | 2007-08-14 |