Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10559024 | Voice initiated purchase request | Charles Chen | 2020-02-11 |
| 10376822 | Filter element, air cleaner, and methods | Suresh B. Bommineni, Benny K. Nelson, Daniel E. Adamek | 2019-08-13 |
| 10357730 | Filter media and elements | Qiong Gao, Gregory S. Tronnes, Michael A. Madden | 2019-07-23 |
| 9922364 | Voice initiated purchase request | Charles Chen | 2018-03-20 |
| 9474994 | Filter media and elements | Qiong Gao, Gregory S. Tronnes, Michael A. Madden | 2016-10-25 |
| 8825668 | Method and apparatus for updating song playlists based on received user ratings | Amit Khanna, Ajit Apte | 2014-09-02 |