Alvarez Ibarra; Rigoberto
Patent Applications and Registrations
Patent applications and USPTO patent grants for Alvarez Ibarra; Rigoberto.The latest application filed is for "speaker enclosure".
- Alvarez Ibarra; Rigoberto - Nuevas Casas Grandes N/A MX
| Patent | Date |
|---|---|
| Speaker having multiple coils Grant 8,811,651 - Alvarez Ibarra August 19, 2 | 2014-08-19 |
| Speaker enclosure forming part of the speaker to aid in disassembly of speaker components Grant 8,804,994 - Alvarez Ibarra August 12, 2 | 2014-08-12 |
| Speaker Enclosure App 20130308815 - Alvarez Ibarra; Rigoberto | 2013-11-21 |
| Speaker Having Multiple Coils App 20130108100 - Alvarez Ibarra; Rigoberto | 2013-05-02 |
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