Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8742878 | Transformer and flat panel display device including the same | Geun Young Park, Myeong Sik Cheon, Jae Hyun Lee, Young-Min Lee, Hwi Beom Shin +2 more | 2014-06-03 |
| 8698587 | Transformer | Geun Young Park, Sang-Joon Seo, Heung Gyoon Choi, Moo Jong Kang, Hwi Beom Shin +2 more | 2014-04-15 |
| 6667566 | Piezoelectric transformer for fluorescent lamp | Jong Sun Kim | 2003-12-23 |
| 6600273 | High-power electronic ballast for fluorescent lamp | Jong Sun Kim, Jong-Man Jung | 2003-07-29 |
| 6544433 | Piezoelectric ceramic composition, and high power output transformer made of the same composition | Jong Sun Kim, Joo Hyun Yoo, Yong-Woo Lee | 2003-04-08 |
| 6533957 | Piezoelectric ceramic composition, and high power output transformer made of the same composition | Jong Sun Kim, Joo Hyun Yoo, Yong-Woo Lee | 2003-03-18 |
| 6509699 | Digital controlled electronic ballast with piezoelectric transformer | Jong Soo Kim, Sang Hyun Lee, Jong Sun Kim, Jong-Man Jung | 2003-01-21 |
| 6495947 | Piezoelectric ceramic composition, and high power output transformer made of the same composition | Jong Sun Kim, Joo Hyun Yoo, Yong-Woo Lee | 2002-12-17 |
| 6492763 | Piezoelectric ceramic composition, and high power output transformer made of the same composition | Jong Sun Kim, Joo Hyun Yoo, Yong-Woo Lee | 2002-12-10 |
| 5843371 | Lead-free soldering material having superior solderability | Mi-Yeon Kim, Duk Yong Yoon | 1998-12-01 |