| RE48233 |
Passive directional acoustic radiating |
Eric S. Johanson, Richard Saffran |
2020-09-29 |
| 10057701 |
Method of manufacturing a loudspeaker |
Joseph A. Coffey, Jr., Brendan J. Finnegan |
2018-08-21 |
| RE46811 |
Passive directional acoustic radiating |
Eric S. Johanson, Richard Saffran |
2018-04-24 |
| 9883282 |
Acoustic deflector for omni-directional speaker system |
Bulent Goksel, Wontak Kim |
2018-01-30 |
| 9813794 |
Noise reduction with in-ear headphone |
Lei Cheng, Ellen I. Searl |
2017-11-07 |
| 9716936 |
Noise reduction with in-ear headphone |
Lei Cheng, Ellen I. Searl |
2017-07-25 |
| 9635452 |
Noise reduction with in-ear headphone |
Lei Cheng, Ellen I. Searl |
2017-04-25 |
| 9451355 |
Directional acoustic device |
Christopher B. Ickler, Joseph A. Coffey, Jr. |
2016-09-20 |
| 8953831 |
Narrow mouth horn loudspeaker |
Sarah Margaret Heile, John H. Wendell |
2015-02-10 |
| 8553894 |
Active and passive directional acoustic radiating |
William Berardi, Michael S. Dublin, Eric S. Johanson, Hilmar Lehnert, Michael Stark +1 more |
2013-10-08 |
| 8447055 |
Passive directional acoustic radiating |
Eric S. Johanson, Richard Saffran |
2013-05-21 |
| 8358798 |
Passive directional acoustic radiating |
Christopher B. Ickler, Eric S. Johanson, Richard Saffran |
2013-01-22 |
| 8351630 |
Passive directional acoustical radiating |
Christopher B. Ickler, Eric S. Johanson, Richard Saffran |
2013-01-08 |