Issued Patents All Time
Showing 76–80 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5879838 | Contact mask having guard ring patterns for manufacturing a semiconductor device | — | 1999-03-09 |
| 5852551 | Pulsed width modulation method for power transforming apparatus | — | 1998-12-22 |
| 5844332 | Cylindrical linear motor having individually toothed laminated primary cores | — | 1998-12-01 |
| 5840446 | Mask for monitoring defect | Jeong Hwy Kim | 1998-11-24 |
| 5816061 | Method and apparatus for controlling the temperature of the refrigerating chamber of a refrigerator | Seung Myung Baek | 1998-10-06 |