Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9369787 | Shielded audio apparatus | Antero Tossavainen, Jian Guo | 2016-06-14 |
| 9301053 | Audio transducer with electrostatic discharge protection | Jian Guo, Antero Tossavainen, Jingyu Huang | 2016-03-29 |
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Veijo Kajanus
Overall (All Time): #2,003,115 of 4,157,543Top 50%
2
Patents All Time