Warkentin; David J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Warkentin; David J..The latest application filed is for "wearable active noise reduction (anr) device having low frequency feedback loop modulation".
- Warkentin; David J. - Boston MA
- Warkentin; David J. - Cambridge MA
| Patent | Date |
|---|---|
| Wearable Active Noise Reduction (anr) Device Having Low Frequency Feedback Loop Modulation App 20220020351 - Nielsen; Ole Mattis ; et al. | 2022-01-20 |
| Wearable active noise reduction (ANR) device having low frequency feedback loop modulation Grant 11,164,554 - Nielsen , et al. November 2, 2 | 2021-11-02 |
| Wearable Active Noise Reduction (anr) Device Having Low Frequency Feedback Loop Modulation App 20210280162 - Nielsen; Ole Mattis ; et al. | 2021-09-09 |
| Noise estimation using coherence Grant 10,840,870 - Cheung , et al. November 17, 2 | 2020-11-17 |
| Real-time detection of conditions in acoustic devices Grant 10,748,521 - Mulvey , et al. A | 2020-08-18 |
| Noise Estimation Using Coherence App 20200186115 - Cheung; Shiufun ; et al. | 2020-06-11 |
| Accelerometer leveling in an actively controlled vehicle suspension Grant 10,663,482 - Ummethala , et al. | 2020-05-26 |
| Noise estimation using coherence Grant 10,601,387 - Cheung , et al. | 2020-03-24 |
| Dynamic compensation in active noise reduction devices Grant 10,553,195 - O'Connell , et al. Fe | 2020-02-04 |
| Noise Estimation Using Coherence App 20190131950 - Cheung; Shiufun ; et al. | 2019-05-02 |
| Arraying Speakers For A Uniform Driver Field App 20190115006 - Torres; Wade P. ; et al. | 2019-04-18 |
| Real-time detection of feedback instability Grant 10,244,306 - Ku , et al. | 2019-03-26 |
| Arraying speakers for a uniform driver field Grant 10,199,030 - Torres , et al. Fe | 2019-02-05 |
| Dynamic Compensation in Active Noise Reduction Devices App 20180286373 - O'Connell; Michael ; et al. | 2018-10-04 |
| Accelerometer Leveling In An Actively Controlled Vehicle Suspension App 20180267080 - Ummethala; Upendra V. ; et al. | 2018-09-20 |
| Accelerometer leveling in an actively controlled vehicle suspension Grant 9,952,253 - Ummethala , et al. April 24, 2 | 2018-04-24 |
| Arraying Speakers For A Uniform Driver Field App 20170193977 - Torres; Wade P. ; et al. | 2017-07-06 |
| System And Method Of Microphone Placement For Noise Attenuation App 20160379620 - Warkentin; David J. ; et al. | 2016-12-29 |
| Anti-causal vehicle suspension Grant 9,446,651 - Giovanardi , et al. September 20, 2 | 2016-09-20 |
| Anti-causal vehicle suspension App 20160121685 - Giovanardi; Marco ; et al. | 2016-05-05 |
| Accelerometer leveling in an actively controlled vehicle suspension Grant 9,316,667 - Ummethala , et al. April 19, 2 | 2016-04-19 |
| Accelerometer Leveling App 20160091530 - Ummethala; Upendra ; et al. | 2016-03-31 |
| Anti-causal vehicle suspension Grant 9,102,209 - Giovanardi , et al. August 11, 2 | 2015-08-11 |
| Active wheel damping Grant 8,938,333 - Bose , et al. January 20, 2 | 2015-01-20 |
| Accelerometer Leveling App 20140136048 - Ummethala; Upendra ; et al. | 2014-05-15 |
| Anti-causal vehicle suspension App 20140001717 - Giovanardi; Marco ; et al. | 2014-01-02 |
| Active Wheel Damping App 20140005888 - Bose; Amar G. ; et al. | 2014-01-02 |
| High power deep ultraviolet laser with long life optics Grant 6,904,073 - Yager , et al. June 7, 2 | 2005-06-07 |
| Vibration control utilizing signal detrending Grant 6,872,961 - Jacques , et al. March 29, 2 | 2005-03-29 |
| Lithography laser with beam delivery and beam pointing control Grant 6,704,339 - Lublin , et al. March 9, 2 | 2004-03-09 |
| High power deep ultraviolet laser with long life optics App 20030219056 - Yager, Thomas A. ; et al. | 2003-11-27 |
| Base stabilization system Grant 6,563,128 - Lublin , et al. May 13, 2 | 2003-05-13 |
| Base Stabilization System App 20030047693 - Lublin, Leonard ; et al. | 2003-03-13 |
| Vibration control utilizing signal detrending App 20030041447 - Jacques, Robert N. ; et al. | 2003-03-06 |
| Lithography laser with beam delivery and beam pointing control App 20030043876 - Lublin, Leonard ; et al. | 2003-03-06 |
| Pressure transducer apparatus Grant 4,942,767 - Haritonidis , et al. July 24, 1 | 1990-07-24 |
| Optical micropressure transducer Grant 4,926,696 - Haritonidis , et al. May 22, 1 | 1990-05-22 |
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