Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6856094 | Electrical switch utilizing ball for lamps and like appliances | — | 2005-02-15 |
| D487813 | Lamp including a base and a ball switch | — | 2004-03-23 |
| D483663 | Product display box | — | 2003-12-16 |
| D472208 | Motor housing for an appliance | Sam Chen | 2003-03-25 |
| D467655 | Fan blade | Sam Chen | 2002-12-24 |
| D467540 | Stand with base and motor housing for an appliance | Sam Chen | 2002-12-24 |
| D464131 | Base for a fan | Sam Chen | 2002-10-08 |
| D463855 | Stand with a base and a motor housing for a fan | Sam Chen | 2002-10-01 |
| 6168292 | Lamp | — | 2001-01-02 |
| D429537 | Torchiere floor lamp | — | 2000-08-15 |
| D428515 | Torchiere floor lamp | — | 2000-07-18 |
| D421664 | Adjustable lamp stand | — | 2000-03-14 |
| D418240 | Computer lamp | — | 1999-12-28 |
| D415202 | Document clip attachment | — | 1999-10-12 |
| D414286 | Desklamp | — | 1999-09-21 |
| D410298 | Lamp shade | — | 1999-05-25 |
| 5690426 | Reading lamp assembly removably and adjustably attachable to a torchiere-type lamp | — | 1997-11-25 |
| D367124 | Combination lamp and desktop organizer | — | 1996-02-13 |