Issued Patents 2020
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10785551 | Portable loudspeaker | Allen T. Graff, Bojan Rip, Jason D. Silver, Donna Marie Sullivan, Chester Smith Williams +1 more | 2020-09-22 |
| 10777171 | Electric musical instrument having a bridge | Michael Tiene, Mikhail Ioffe, Chester Smith Williams | 2020-09-15 |
| 10770047 | Electric musical instrument having rear mounted speaker | Mikhail Ioffe, Michael Tiene, Robert Alan Lituri | 2020-09-08 |
| 10667039 | Acoustic device having an electro-acoustic transducer mounted to a passive radiator diaphragm | Chester Smith Williams, Michael Tiene | 2020-05-26 |
| 10602253 | Open audio device with reduced sound attenuation | Cory Roberts, Michael Tiene | 2020-03-24 |
| 10531186 | Acoustic device | Michael Tiene, Chester Smith Williams | 2020-01-07 |