Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10718672 | Piezoelectric device package | Jin-Man Han, Yong Sung Kim, Young Key Kim | 2020-07-21 |
| 10164604 | Crystal device | Won Sup Cho, Katsushi Yasuda | 2018-12-25 |
| 9929337 | Piezoelectric device package and method of fabricating the same | Soon Bum LEE, Jong Pil Lee, Katsushi Yasuda | 2018-03-27 |
| 8569215 | Transmission oil composition for push belt continuously variable transmission | — | 2013-10-29 |
| 7112810 | Ion implanting apparatus and ion implanting method using the same | Gyeong-Su Keum, Seung-Ki Chae, Hyung-Sik Hong, Jae Hyun Han, Tae-Sub Im +3 more | 2006-09-26 |
| 6323161 | Grease composition | — | 2001-11-27 |
| 5745367 | Fly back transformer, and its inductance adjusting method and device | — | 1998-04-28 |