Issued Patents All Time
Showing 151–165 of 165 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D512394 | Portable telephone | Hyun Suk Kim, Chang-Hwan Hwang | 2005-12-06 |
| D512038 | Portable telephone | Hyun Suk Kim, Chang-Hwan Hwang | 2005-11-29 |
| D509494 | Cellular phone | Sang-Woo Cho, Chang-Hwan Hwang | 2005-09-13 |
| D509202 | Cellular phone | Min-Hyouk Lee, Chang-Hwan Hwang | 2005-09-06 |
| D508473 | Portable telephone | Hye-Jeong Lee, Chang-Hwan Hwang | 2005-08-16 |
| D507787 | Portable telephone | Chang-Hwan Hwang | 2005-07-26 |
| D505125 | Portable telephone | Chang-Hwan Hwang | 2005-05-17 |
| D505126 | Portable telephone | Chang-Hwan Hwang | 2005-05-17 |
| D504406 | Portable telephone | Sang-Woo Cho, Chang-Hwan Hwang | 2005-04-26 |
| D503699 | Cellular phone | Min-Hyouk Lee, Chang-Hwan Hwang | 2005-04-05 |
| D502459 | Cellular phone | Min-Hyouk Lee, Chang-Hwan Hwang | 2005-03-01 |
| D502162 | Cellular phone | Kang-Moon Kim, Chang-Hwan Hwang | 2005-02-22 |
| D501839 | Cellular phone | Min-Hyouk Lee, Chang-Hwan Hwang | 2005-02-15 |
| D500994 | Cellular phone | Min-Hyouk Lee, Chang-Hwan Hwang | 2005-01-18 |
| 5887622 | Valve assembly of a compressor | — | 1999-03-30 |