Inventor · disambiguated record
Edward Chang
Also filed as: CHANG EDWARD · CHANG EDWARD S
3 granted patents·2 pending applications·31 citations·filing 1993–2019
60Inventor score
Top patents by PatentIndex Score
5 records- 0168US5392336AData message storage and pick up serviceAT & T CORP·Filed 1993·Granted Feb 21, 1995·31 cites·41 claims
- 0253US2019328059A1Protective SleeveCHANG EDWARD·Filed 2018·Application pending·0 cites
- 0331US8408242B2Overflow shutoff valveCHANG EDWARD S·Filed 2009·Granted Apr 2, 2013·0 cites·18 claims
- 0427US2011284658A13d rotor sprinklerCHANG EDWARD S·Filed 2010·Application pending·0 cites
- 0525USD925165SProtective sleeveCHANG EDWARD·Filed 2019·Granted Jul 20, 2021·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →