Inventor · disambiguated record
Ching Hang Leung
Also filed as: LEUNG CHING HANG · LEUNG CHING HANG ALAN
3 granted patents·3 pending applications·8 citations·filing 2011–2017
58Inventor score
Files withJOHNSON ELECTRIC SA6
Top patents by PatentIndex Score
6 records- 0184US10001144B2BlowerJOHNSON ELECTRIC SA·Filed 2015·Granted Jun 19, 2018·6 cites·7 claims
- 0268US10072669B2Centrifugal impeller for a blowerJOHNSON ELECTRIC SA·Filed 2015·Granted Sep 11, 2018·2 cites·11 claims
- 0342US10041502B2Air blowerJOHNSON ELECTRIC SA·Filed 2015·Granted Aug 7, 2018·0 cites·8 claims
- 0438US2016341202A1Electric motor and electric pumpJOHNSON ELECTRIC SA·Filed 2016·Application pending·0 cites
- 0538US2017346350A1Permanent Magnet Motor and Home Appliance Having the SameJOHNSON ELECTRIC SA·Filed 2017·Application pending·0 cites
- 0635US2011203073A1Brush roll of a vacuum cleanerJOHNSON ELECTRIC SA·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →