Inventor · disambiguated record
Cheng-Kun Chen
Also filed as: CHEN CHENG-KUN
4 granted patents·3 pending applications·53 citations·filing 2003–2013
71Inventor score
Top patents by PatentIndex Score
7 records- 0178US7380480B1Safety needle device for tattooing body and eyebrowsCHEN CHENG-KUN·Filed 2007·Granted Jun 3, 2008·37 cites·8 claims
- 0251US7335211B2Transmission system of eyebrow-beautifying deviceCHEN CHENG-KUN·Filed 2003·Granted Feb 26, 2008·16 cites·6 claims
- 0342US7665649B2Device for assembling groups of eyebrow beautifying needles and method thereforCHEN CHENG-KUN·Filed 2005·Granted Feb 23, 2010·0 cites·7 claims
- 0441US8714055B2One-way ratchet wheel elementCHEN CHENG-KUN·Filed 2011·Granted May 6, 2014·0 cites·7 claims
- 0541US2014318325A1Structure of a ratchet wrenchCHEN CHENG-KUN·Filed 2013·Application pending·0 cites
- 0636US2011138203A1Universal serial bus apparatus for lowering power consumptionALCOR MICRO CORP·Filed 2010·Application pending·0 cites
- 0735US2005066775A1Tattoo needleFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →