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Patent applications and USPTO patent grants for Yi-Jin Industrial Co., Ltd..The latest application filed is for "led bulb and lamp holder thereof".
Patent | Date |
---|---|
Light guiding device for led lamp Grant D634,467 - Chen March 15, 2 | 2011-03-15 |
Lampshade Grant D629,153 - Chen December 14, 2 | 2010-12-14 |
LED bulb and lamp holder thereof App 20100283369 - Chen; Chin-Yi | 2010-11-11 |
Rectangular lampshade Grant D612,977 - Chen March 30, 2 | 2010-03-30 |
Lampshade Grant D611,649 - Chen March 9, 2 | 2010-03-09 |
Lampshade Grant D607,144 - Chen December 29, 2 | 2009-12-29 |
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