Inventor · disambiguated record
Zheng-Nian Liu
Also filed as: LIU ZHENG-NIAN
8 granted patents·39 citations·filing 2011–2011
75Inventor score
Top patents by PatentIndex Score
8 records- 0192US8403692B2Illumination deviceCAO QING-SHAN·Filed 2011·Granted Mar 26, 2013·39 cites·5 claims
- 0244US8561340B2Illumination deviceCAO QING-SHAN·Filed 2011·Granted Oct 22, 2013·0 cites·7 claims
- 0339US8604715B2Lamp tube switch circuit and method thereofCAO QING-SHAN·Filed 2011·Granted Dec 10, 2013·0 cites·7 claims
- 0439US8371868B2Illumination device with a connector having a retainer with a rotary member and four elastic piecesHONGFUJIN PREC IND SHENZHEN·Filed 2011·Granted Feb 12, 2013·0 cites·5 claims
- 0538US8604706B2Lamp tube switch circuitCAO QING-SHAN·Filed 2011·Granted Dec 10, 2013·0 cites·4 claims
- 0638US8604721B2Lamp tube switching circuitCAO QING-SHAN·Filed 2011·Granted Dec 10, 2013·0 cites·5 claims
- 0738US8366467B2Illumination device with a connector having a retainer with a rotary memberHONGFUJIN PREC IND SHENZHEN·Filed 2011·Granted Feb 5, 2013·0 cites·9 claims
- 0837US8371867B2Illumination device with a connector having a retainer with a rotary member and elastic piecesHONGFUJIN PREC IND SHENZHEN·Filed 2011·Granted Feb 12, 2013·0 cites·7 claims
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