Howle; Martin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Howle; Martin.The latest application filed is for "earphone arrangements".
- Howle; Martin - Kenilworth GB
- Howle; Martin - Edinburgh GB
| Patent | Date |
|---|---|
| Earphone arrangements Grant 8,989,424 - Sibbald , et al. March 24, 2 | 2015-03-24 |
| Earphone Arrangements App 20140211970 - SIBBALD; Alastair ; et al. | 2014-07-31 |
| Ear-worn Speaker-carrying Devices App 20130308786 - Sibbald; Alastair ; et al. | 2013-11-21 |
| Earphone Arrangements App 20130028434 - SIBBALD; Alastair ; et al. | 2013-01-31 |
| Pinna Simulator App 20110164757 - Sibbald; Alastair ; et al. | 2011-07-07 |
| Ambient Noise Reduction App 20100105447 - Sibbald; Alastair ; et al. | 2010-04-29 |
| Ear-worn Speaker-carrying Devices App 20100080400 - Sibbald; Alastair ; et al. | 2010-04-01 |
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