Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7258564 | Assembly-type female connector | — | 2007-08-21 |
| 6981896 | Plug inner frame with twisted blades | — | 2006-01-03 |
| 6910920 | Structure for engaging blades with an inner frame of a plug | — | 2005-06-28 |
| 6846203 | Moisture proof plug blade | — | 2005-01-25 |
| 6527596 | Plug blade structure with a shallow recess and a reinforced guide slot for forming an insulating layer | — | 2003-03-04 |
| 5474459 | Inner plug core of a molded power plug | — | 1995-12-12 |
| 5457445 | Safety plug for electrical appliances | — | 1995-10-10 |
| 5282753 | Inner pin base for a three-pole plug | — | 1994-02-01 |