He; Yejin
Patent Applications and Registrations
Patent applications and USPTO patent grants for He; Yejin.The latest application filed is for "led lamp with active cooling element".
- He; Yejin - Santa Barbara CA US
| Patent | Date |
|---|---|
| LED lamp with active cooling element Grant 9,625,105 - Tong , et al. April 18, 2 | 2017-04-18 |
| LED lamp with active cooling element Grant 8,931,933 - Tong , et al. January 13, 2 | 2015-01-13 |
| Led Lamp With Active Cooling Element App 20110215697 - TONG; TAO ; et al. | 2011-09-08 |
| Led Lamp With Active Cooling Element App 20110215698 - TONG; TAO ; et al. | 2011-09-08 |
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