Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7023867 | PBX with configurable analog CO line and T1 signalling protocols using packet bus and software switched WAV channels | Charles Arnold Lasswell, Paul K. Lee, Gregory Schultz, Ronald C. Fish | 2006-04-04 |
| 6717343 | Color selection apparatus for cathode ray tube | Dong Hwan Kim | 2004-04-06 |
| 6611089 | Tension mask assembly for color CRT having at least two divided portions | Wan-Dong Kim | 2003-08-26 |