Issued Patents All Time
Showing 26–50 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6373733 | Field effect transistor controlled AC/DC power conversion circuit | Ming-Tang Lee | 2002-04-16 |
| 6302562 | Structure for decorative lighting string | — | 2001-10-16 |
| 6283797 | Structure of a lamp base | — | 2001-09-04 |
| 6276815 | Inflatable illuminating device | — | 2001-08-21 |
| 6260987 | Assembled device of decorating lamps | — | 2001-07-17 |
| 6217191 | Multiple lamp socket device | Johnny Chen | 2001-04-17 |
| 6126298 | Support structure for decorative lighting string circuits | — | 2000-10-03 |
| 6113430 | Lamp socket structure | — | 2000-09-05 |
| 6086221 | Land lamp device | — | 2000-07-11 |
| 5876111 | Decorative lighting string with expandable, shrinkable and three-dimensional unit | — | 1999-03-02 |
| 5860830 | Lamp socket structure | — | 1999-01-19 |
| 5853299 | Lamp socket unit | — | 1998-12-29 |
| 5785412 | Lamp socket unit | Jeou N. Tzeng | 1998-07-28 |
| 5766024 | Lamp socket structure | — | 1998-06-16 |
| 5664877 | Decorative lamp string assembly | — | 1997-09-09 |
| 5418698 | Decorative lighting string push-in type lighting socket unit | — | 1995-05-23 |
| 5372525 | Connector for fastener for Christmas light strings | Jeou-Nan Tseng | 1994-12-13 |
| 5214903 | Method for the packing of decorative lighting strings and the structure of package means | Sen-Hung Chen, Jeou-Nan Tseng | 1993-06-01 |
| 5193255 | Clip means for fastening of decorative lamp parts | Jeou-Nan Tseng | 1993-03-16 |
| 5184890 | Lamp assembly | Jen H. Chen, Jeou N. Tzeng | 1993-02-09 |
| 5152396 | Assembly type packing device for decoration light string | Jen H. Chen, Jeou N. Tzeng | 1992-10-06 |
| 5094632 | Connector for Christmas light strings and fasteners therefor | Sen-Hung Chen, Jeou-Nan Tseng | 1992-03-10 |
| 5069630 | Socket assembly for electrical plugs | Jeou-Nan Tseng, Chen S. Hong | 1991-12-03 |
| 5018055 | Bendable and deformable lamp string combination | — | 1991-05-21 |
| 4902250 | Electrical plug and socket | — | 1990-02-20 |