Issued Patents All Time
Showing 76–91 of 91 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6549246 | Method for driving projection cathode ray tube | Duk-sung Park | 2003-04-15 |
| 6522059 | Electron gun for color cathode ray tube | Duk-sung Park, Bong-Wook Jung, Sang Mook Kim | 2003-02-18 |
| 6518698 | Semiconductor laser cathode ray tube for driving at room temperature | Chung Dam Song, Sang-muk Kim, Young-Woo Song, Moon-gueon Kim, Duk-sung Park +1 more | 2003-02-11 |
| 6456080 | Cathode ray tube | Sang Mook Kim, Duk-sung Park, Bong-Wook Jung | 2002-09-24 |
| 6427520 | Vehicle side impact test apparatus | — | 2002-08-06 |
| 6307315 | Cathode ray tube | Duk-sung Park | 2001-10-23 |
| 5869924 | Cathode structure and CRT electron gun adopting the same | — | 1999-02-09 |
| 5852342 | Directly heated cathode structure | Chang-Seob Kim, Seok-bong Son, Bong-uk Jeong | 1998-12-22 |
| 5744911 | Device for driving directly heated cathode of cathode ray tube | Chang-Seob Kim, Hak-Cheol Yang | 1998-04-28 |
| 5721469 | Electron gun for cathode ray tubes | Seok-bong Son, Chang-Seob Kim, Bong-Wook Jung | 1998-02-24 |
| 5703429 | Directly heated cathode structure | Chang-Seob Kim, Seok-bong Son, Bong-uk Jeong | 1997-12-30 |
| 5701052 | Directly heated cathode structure | Chang-Seob Kim, Seok-bong Son, Bong-uk Jeong | 1997-12-23 |
| 5668434 | Directly heated cathode for cathode ray tube | Chang-Seob Kim, Seok-bong Son, Bong-uk Jeong, Sang-uk Shin | 1997-09-16 |
| 5622413 | Valve utilizing shape memory alloys and an anti-lock brake system with the valve | Pahngroc Oh, Hong-Ju Lee | 1997-04-22 |
| 5621168 | Simulator for testing an ABS modulator | Hong-Ju Lee | 1997-04-15 |
| 5588717 | Valve utilizing shape memory alloys and an anti-lock brake system with the valve | Pahngroc Oh, Hong-Ju Lee | 1996-12-31 |