Twehues; Brian R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Twehues; Brian R..The latest application filed is for "wireless listening device".
- Twehues; Brian R. - San Jose CA
- Twehues; Brian R. - Campbell CA
- Twehues; Brian R. - Seattle WA
| Patent | Date |
|---|---|
| Wireless Listening Device App 20220217462 - Panecki; Lee M. ; et al. | 2022-07-07 |
| Internal control leak integrated in a driver frame Grant 11,240,591 - Grinker , et al. February 1, 2 | 2022-02-01 |
| Multi-layer porous shielding Grant 11,206,472 - Cousins , et al. December 21, 2 | 2021-12-21 |
| Force-Activated Earphone App 20210314696 - Harjee; Nahid ; et al. | 2021-10-07 |
| Attachment mechanism for eartips Grant 11,102,563 - Stanley , et al. August 24, 2 | 2021-08-24 |
| Laser light source for instrument tip visualization Grant 11,096,657 - Ma , et al. August 24, 2 | 2021-08-24 |
| Eartips For In-ear Listening Devices App 20210243514 - Hatfield; Dustin A. ; et al. | 2021-08-05 |
| Force-activated earphone Grant 11,070,904 - Harjee , et al. July 20, 2 | 2021-07-20 |
| Force-Activated Earphone App 20210219042 - Harjee; Nahid ; et al. | 2021-07-15 |
| Force-Activated Earphone App 20210168487 - Harjee; Nahid ; et al. | 2021-06-03 |
| Eartips for in-ear listening devices Grant 11,012,770 - Hatfield , et al. May 18, 2 | 2021-05-18 |
| Windscreen Mesh App 20210099778 - Hua; Thanh P. ; et al. | 2021-04-01 |
| Internal Control Leak Integrated In A Driver Frame App 20210099791 - Grinker; Scott C. ; et al. | 2021-04-01 |
| Eartips For In-ear Listening Devices App 20200314519 - Hatfield; Dustin A. ; et al. | 2020-10-01 |
| Attachment Mechanism For Eartips App 20200107100 - Stanley; Craig M. ; et al. | 2020-04-02 |
| Multi-layer Porous Shielding App 20200107109 - Cousins; Benjamin A. ; et al. | 2020-04-02 |
| Force-Activated Earphone App 20200100013 - Harjee; Nahid ; et al. | 2020-03-26 |
| Laser Light Source For Instrument Tip Visualization App 20180153412 - Ma; Qinglin ; et al. | 2018-06-07 |
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