Inventor · disambiguated record
Alexander B. Ralph
Also filed as: RALPH ALEXANDER B
2 granted patents·2 pending applications·0 citations·filing 2018–2019
33Inventor score
Technology areasH04R
Files withRALPH ALEXANDER B4
Top patents by PatentIndex Score
4 records- 0143US10462577B2Ported cavity tweeterRALPH ALEXANDER B·Filed 2019·Granted Oct 29, 2019·0 cites·20 claims
- 0242US10469938B2Diaphragm ported tweeterRALPH ALEXANDER B·Filed 2018·Granted Nov 5, 2019·0 cites·20 claims
- 0340US2019253790A1Ported tweeterRALPH ALEXANDER B·Filed 2018·Application pending·0 cites
- 0440US2019253806A1Ported tweeterRALPH ALEXANDER B·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →