Inventor · disambiguated record
Chang-Ching Wang
Also filed as: WANG CHANG · WANG CHANG-CHING
4 granted patents·1 pending application·1 citations·filing 2011–2021
55Inventor score
Files withCHANGZHOU PATENT ELECTRONIC TECH CO LTD1DELTA ELECTRONICS INC1WANG CHANG1WANG CHANG CHING1WANG CHEN1
Top patents by PatentIndex Score
5 records- 0161US10851480B2Recycled fancy yarn and manufacturing method thereofWANG CHANG CHING·Filed 2018·Granted Dec 1, 2020·1 cites·4 claims
- 0248US2021198026A1Vacuum packaging productCHANGZHOU PATENT ELECTRONIC TECH CO LTD·Filed 2021·Application pending·0 cites
- 0345US9943807B2Spiral wound membrane with bi-directional permeate flowWANG CHEN·Filed 2011·Granted Apr 17, 2018·0 cites·12 claims
- 0441US10335739B2Spiral wound membrane element and method for cleaning spiral wound membrane sheetWANG CHANG·Filed 2012·Granted Jul 2, 2019·0 cites·7 claims
- 0534US8773035B2Electronic ballast with real-time current crest factor improvement functionDELTA ELECTRONICS INC·Filed 2013·Granted Jul 8, 2014·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →