Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7601188 | Vacuum cleaner | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2009-10-13 |
| 7582128 | Vacuum cleaner | Man Tae Hwang, Hae Seock Yang, Hoi Kil Jeong, Myung Sig Yoo, Jae Kyum Kim +14 more | 2009-09-01 |
| 7104633 | Monolithic ink-jet printhead and method of manufacturing the same | Seo-hyun Cho | 2006-09-12 |
| 7086142 | Method of manufacturing an ink-jet printhead | Seo-hyun Cho | 2006-08-08 |
| 6987418 | Sound signal generating apparatus and method for reducing pop noise | Goog-Chun Cho | 2006-01-17 |
| 6922892 | Method of manufacturing head of inkjet printer | Seo-hyun Cho | 2005-08-02 |
| 6823025 | Amplitude modulation detector | Jeung-in Lee, Young-Ho Shin, Chung-Gil Yang, Yank-gyun Kim | 2004-11-23 |
| 6617917 | Caller-ID demodulation apparatus and method using multiple thresholds | Chung-Gil Yang | 2003-09-09 |
| 6530652 | Micro actuator and ink jet printer head manufactured using the same | Young Jin Cho | 2003-03-11 |
| 6480589 | CPE alert signal detector and caller identification detector using peak detection | Jeung-in Lee, Young-Ho Shin, Chung-Gil Yang, Yank-gyun Kim | 2002-11-12 |