Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7869994 | Transient noise removal system using wavelets | Shreyas Paranjpe, Phillip A. Hetherington | 2011-01-11 |
| 7716046 | Advanced periodic signal enhancement | Phillip A. Heterington | 2010-05-11 |
| 7610196 | Periodic signal enhancement system | David Giesbrecht, Phillip A. Hetherington | 2009-10-27 |
| 7546237 | Bandwidth extension of narrowband speech | Xueman Li, Phillip A. Hetherington | 2009-06-09 |