Inventor · disambiguated record
Ching Chan
Also filed as: CHAN CHING · CHAN CHING POR
28 granted patents·3 pending applications·503 citations·filing 2000–2024
96Inventor score
Top patents by PatentIndex Score
31 records- 0197USD452250SMP3 playerPERFECT UNION CO LTD·Filed 2000·Granted Dec 18, 2001·262 cites·1 claims
- 0296US9533729B1Foldable electrically powered vehiclePERFECT UNION CO LTD·Filed 2016·Granted Jan 3, 2017·37 cites·5 claims
- 0392US10562583B1Folding electrically powered vehiclePUC PERFECT UNION CO LTD·Filed 2018·Granted Feb 18, 2020·13 cites·3 claims
- 0488US9339827B2Portable misting fanPERFECT UNION CO LTD·Filed 2014·Granted May 17, 2016·11 cites·1 claims
- 0586USD730091SFoldable standCHAN CHING POR·Filed 2014·Granted May 26, 2015·36 cites·1 claims
- 0683USD691250SElectronic heaterPERFECT UNION CO LTD·Filed 2012·Granted Oct 8, 2013·30 cites·1 claims
- 0781USD948460SElectric fan controllerPUC PERFECT UNION CO LTD·Filed 2020·Granted Apr 12, 2022·9 cites·1 claims
- 0877USD809974SFoldable motorized vehiclePERFECT UNION CO LTD·Filed 2016·Granted Feb 13, 2018·19 cites·1 claims
- 0976US10779674B2Double tube immersion electronic circulation cooking devicePUC PERFECT UNION CO LTD·Filed 2018·Granted Sep 22, 2020·2 cites·4 claims
- 1076US10595662B2Sous-vide immersion electronic circulator cookerPUC PERFECT UNION CO LTD·Filed 2017·Granted Mar 24, 2020·2 cites·1 claims
- 1176USD765559SFoldable motorized vehiclePERFECT UNION CO LTD·Filed 2015·Granted Sep 6, 2016·19 cites·1 claims
- 1272USD900986SElectric heaterPUC PERFECT UNION CO LTD·Filed 2019·Granted Nov 3, 2020·13 cites·1 claims
- 1372US10159628B2Closure and feeding bottle incorporating itFITSON SINGAPORE PTE LTD·Filed 2014·Granted Dec 25, 2018·4 cites·11 claims
- 1470USD886688SFoldable motorized vehiclePUC PERFECT UNION CO LTD·Filed 2019·Granted Jun 9, 2020·12 cites·1 claims
- 1568US9447981B2Cooling fan having detachable heaterPERFECT UNION CO LTD·Filed 2013·Granted Sep 20, 2016·2 cites·5 claims
- 1663US12104614B1Quick installation ceiling fan bladesPUC PERFECT UNION CO LTD·Filed 2024·Granted Oct 1, 2024·0 cites·1 claims
- 1761USD1012608SStraw cup attachmentFITSON SINGAPORE PTE LTD·Filed 2021·Granted Jan 30, 2024·3 cites·1 claims
- 1859USD1100752SMobility scooterPUC PERFECT UNION CO LTD·Filed 2024·Granted Nov 4, 2025·1 cites·1 claims
- 1959USD1006204SWall-mounted electric heaterPUC PERFECT UNION CO LTD·Filed 2021·Granted Nov 28, 2023·2 cites·1 claims
- 2056US12473125B2Drinking vessel with strawFITSON SINGAPORE PTE LTD·Filed 2021·Granted Nov 18, 2025·0 cites·16 claims
- 2156USD1055244SElectric heaterPUC PERFECT UNION CO LTD·Filed 2023·Granted Dec 24, 2024·1 cites·1 claims
- 2255USD1055269SFan bladePUC PERFECT UNION CO LTD·Filed 2022·Granted Dec 24, 2024·1 cites·1 claims
- 2354USD1073041SMobile fanPUC PERFECT UNION CO LTD·Filed 2022·Granted Apr 29, 2025·1 cites·1 claims
- 2454USD766451SFeeding bottleFITSON SINGAPORE PTE LTD·Filed 2014·Granted Sep 13, 2016·8 cites·1 claims
- 2554US2025366607A1Height adjustable deskPUC PERFECT UNION CO LTD·Filed 2024·Application pending·0 cites
- 2650USD701950SCeiling electronic heaterPERFECT UNION CO LTD·Filed 2013·Granted Apr 1, 2014·7 cites·1 claims
- 2749USD907751SPortable boiling water heaterPERFECT UNION CO LTD·Filed 2017·Granted Jan 12, 2021·5 cites·1 claims
- 2848US2024068485A1Fan bladePUC PERFECT UNION CO LTD·Filed 2022·Application pending·0 cites
- 2947US2015204340A1Brushless dc motor fan controlled either remotely or by conducting wirePERFECT UNION CO LTD·Filed 2014·Application pending·0 cites
- 3040USD1101119SElectric heaterPUC PERFECT UNION CO LTD·Filed 2024·Granted Nov 4, 2025·0 cites·1 claims
- 3137USD654689SCamera caseCHAN CHING POR·Filed 2010·Granted Feb 28, 2012·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →