Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6756745 | Four-electrode fluorescent lamp and the circuit for arranging the same | Eongen Yan | 2004-06-29 |
| 6566818 | High-efficiency and light-adjustable lighting means of two-electrode lamp | Eongen Yan | 2003-05-20 |
| 5805436 | Simplified power supply circuit without transformer core and windings | — | 1998-09-08 |
| 5606210 | Power generator by magnetically repulsing magnetic shuttles | — | 1997-02-25 |
| 5389916 | Simplified shortcircuiting and circuit-breaking alarm means for planar or linear conductors | Sheng-Chuan Chen | 1995-02-14 |
| 5200734 | Detecting and alarming system for detecting shortcircuited or broken circuit | — | 1993-04-06 |
| 4952847 | Stable ignition means for fluorescent lamp or the like | Mouteh Liu | 1990-08-28 |