Inventor · disambiguated record
Cheng-Nan Yang
Also filed as: Yang cheng-nan
9 granted patents·3 pending applications·20 citations·filing 2012–2023
83Inventor score
Top patents by PatentIndex Score
12 records- 0194US11933493B2Tool with improved ignition efficiencyPRO IRODA IND INC·Filed 2021·Granted Mar 19, 2024·2 cites·13 claims
- 0291US10161629B2Gas torch head including burner tube thereof being replaceablePRO IRODA IND INC·Filed 2016·Granted Dec 25, 2018·5 cites·11 claims
- 0389US11852342B2Tool with improved ignition efficiencyPRO IRODA IND INC·Filed 2021·Granted Dec 26, 2023·2 cites·7 claims
- 0486US9612012B2Gas hot air gun headPRO-IRODA IND INC·Filed 2014·Granted Apr 4, 2017·5 cites·15 claims
- 0578US10486254B1Tool having switch with support functionsPRO IRODA IND INC·Filed 2018·Granted Nov 26, 2019·3 cites·12 claims
- 0677US10060623B2Gas hot air gun headPRO IRODA IND INC·Filed 2016·Granted Aug 28, 2018·1 cites·17 claims
- 0775US9869471B2Gas hot air gun headPRO-IRODA IND INC·Filed 2014·Granted Jan 16, 2018·2 cites·18 claims
- 0863US2024369219A1Flame torchPRO IRODA IND INC·Filed 2023·Application pending·0 cites
- 0946US10288288B2Gas heating devicePRO IRODA IND INC·Filed 2016·Granted May 14, 2019·0 cites·10 claims
- 1041US2017299179A1Safety Valve device in Gas Burning ApparatusPRO-IRODA IND INC·Filed 2016·Application pending·0 cites
- 1138US8770216B2Device adapted to withdraw gas and to control gas flow rate discharged therefromYang cheng-nan·Filed 2012·Granted Jul 8, 2014·0 cites·14 claims
- 1231US2017074510A1Gas Hot Air Gun HeadPRO-LRODA IND INC·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →