Inventor · disambiguated record
Duane Charles Hein
Also filed as: HEIN DUANE · HEIN DUANE CHARLES
5 granted patents·5 pending applications·46 citations·filing 2001–2018
78Inventor score
Top patents by PatentIndex Score
10 records- 0178USD886374SAdjustable angle curling ironCONAIR·Filed 2018·Granted Jun 2, 2020·19 cites·1 claims
- 0277US10925371B2Hair brushCONAIR·Filed 2017·Granted Feb 23, 2021·3 cites·13 claims
- 0374US9232839B2Curling iron apparatus with releasable clampCONAIR·Filed 2014·Granted Jan 12, 2016·4 cites·16 claims
- 0470US11000116B2Hair brushCONAIR·Filed 2017·Granted May 11, 2021·2 cites·18 claims
- 0568US6408858B1Hair curler/rollerREMINGTON CORP LLC·Filed 2001·Granted Jun 25, 2002·18 cites·24 claims
- 0663US2015034118A1Hair treatment accessoryCONAIR·Filed 2014·Application pending·0 cites
- 0760US2013233335A1Hair treatment accessoryCONAIR·Filed 2013·Application pending·0 cites
- 0856US2013153461A1Hair treatment accessoryHEIN DUANE CHARLES·Filed 2011·Application pending·0 cites
- 0950US2014144458A1Hair treatment accessoryCONAIR·Filed 2012·Application pending·0 cites
- 1047US2004159002A1Hair dryer with infrared sourceCONAIR·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →