Inventor · disambiguated record
Alexander Chang
Also filed as: CHANG ALEXANDER · CHANG ALEXANDER C
3 granted patents·5 pending applications·15 citations·filing 2003–2023
66Inventor score
Top patents by PatentIndex Score
8 records- 0180US10646675B2Oxygen masksCHANG ALEXANDER C·Filed 2015·Granted May 12, 2020·7 cites·6 claims
- 0274US11679218B2Oxygen masksCHANG ALEXANDER C·Filed 2020·Granted Jun 20, 2023·1 cites·12 claims
- 0373US7895938B2Apparatus and method for steam disinfection of liquid dispensing machineCHANG CHUNG·Filed 2005·Granted Mar 1, 2011·7 cites·13 claims
- 0467US2023347087A1Oxygen masksCHANG ALEXANDER C·Filed 2023·Application pending·0 cites
- 0561US2023256185A1Oxygen masksCHANG ALEXANDER C·Filed 2023·Application pending·0 cites
- 0640US2019038863A1Oxygen masksCHANG ALEXANDER C·Filed 2016·Application pending·0 cites
- 0736US2007142722A1Egg monitoring methods and apparatusCHANG ALEXANDER C·Filed 2004·Application pending·0 cites
- 0834US2005043640A1Remote electrocardiogram for early detection of coronary heart diseaseFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →