Johnston; Douglas M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Johnston; Douglas M..The latest application filed is for "digital dentistry".
- Johnston; Douglas M. - Winchester MA
| Patent | Date |
|---|---|
| Selecting an earpiece based on dynamic data Grant 9,448,061 - Hart , et al. September 20, 2 | 2016-09-20 |
| Three dimensional scanning using membrane with optical features Grant 9,291,565 - Hart , et al. March 22, 2 | 2016-03-22 |
| Digital Dentistry App 20160051348 - Boerjes; Joseph ; et al. | 2016-02-25 |
| Digital dentistry Grant 9,208,531 - Boerjes , et al. December 8, 2 | 2015-12-08 |
| Evaluating fit of an earpiece based on dynamic data Grant 9,175,945 - Hart , et al. November 3, 2 | 2015-11-03 |
| Enhanced sensors in three dimensional scanning system Grant 9,170,199 - Hart , et al. October 27, 2 | 2015-10-27 |
| Inflatable membrane with hazard mitigation Grant 9,170,200 - Hart , et al. October 27, 2 | 2015-10-27 |
| Positioning an input transducer for an earpiece based upon dynamic data Grant 9,013,701 - Hart , et al. April 21, 2 | 2015-04-21 |
| Simulating earpiece fit based upon dynamic data Grant 8,874,404 - Hart , et al. October 28, 2 | 2014-10-28 |
| Integrated otoscope and three dimensional scanning system Grant 8,845,526 - Hart , et al. September 30, 2 | 2014-09-30 |
| Using dynamic data to determine a material profile for earpiece Grant 8,743,377 - Hart , et al. June 3, 2 | 2014-06-03 |
| Simulating Earpiece Fit Based Upon Dynamic Data App 20130197888 - Hart; Douglas P. ; et al. | 2013-08-01 |
| Evaluating Fit Of An Earpiece Based On Dynamic Data App 20130191084 - Hart; Douglas P. ; et al. | 2013-07-25 |
| Imaging shape changes in ear canals Grant 8,493,574 - Hart , et al. July 23, 2 | 2013-07-23 |
| Positioning An Input Transducer For An Earpiece Based Upon Dynamic Data App 20130182882 - Hart; Douglas P. ; et al. | 2013-07-18 |
| Using Dynamic Data To Determine A Material Profile For Earpiece App 20130184846 - Hart; Douglas P. ; et al. | 2013-07-18 |
| Selecting An Earpiece Based On Dynamic Data App 20130179120 - Hart; Douglas P. ; et al. | 2013-07-11 |
| Imaging Shape Changes In Ear Canals App 20130152670 - Hart; Douglas P. ; et al. | 2013-06-20 |
| Digital dentistry Grant 8,454,365 - Boerjes , et al. June 4, 2 | 2013-06-04 |
| Dynamic three-dimensional imaging of ear canals Grant 8,384,916 - Hart , et al. February 26, 2 | 2013-02-26 |
| Camera Configuration For Three-dimensional Imaging Of Interior Spaces App 20130027516 - Hart; Douglas P. ; et al. | 2013-01-31 |
| Three Dimensional Scanning Using Membrane With Optical Features App 20130003078 - Hart; Douglas P. ; et al. | 2013-01-03 |
| Integrated Otoscope And Three Dimensional Scanning System App 20130002824 - Hart; Douglas P. ; et al. | 2013-01-03 |
| Enhanced Sensors In Three Dimensional Scanning System App 20130002426 - Hart; Douglas P. ; et al. | 2013-01-03 |
| Inflatable Membrane Having Non-uniform Inflation Characteristic App 20120327426 - Hart; Douglas P. ; et al. | 2012-12-27 |
| Inflatable Membrane With Hazard Mitigation App 20120327427 - Hart; Douglas P. ; et al. | 2012-12-27 |
| Digital Dentistry App 20120231421 - Boerjes; Joseph ; et al. | 2012-09-13 |
| Dynamic Three-dimensional Imaging Of Ear Canals App 20110290005 - Hart; Douglas P. ; et al. | 2011-12-01 |
| Digital Dentistry App 20090298017 - Boerjes; Joseph ; et al. | 2009-12-03 |
| Ventilator control system and method App 20020026941 - Biondi, James W. ; et al. | 2002-03-07 |
| Ventilator control system and method Grant 6,158,432 - Biondi , et al. December 12, 2 | 2000-12-12 |
| Pneumatic system Grant 5,664,563 - Schroeder , et al. September 9, 1 | 1997-09-09 |
| Cardiac synchronous ventilation Grant 5,377,671 - Biondi , et al. January 3, 1 | 1995-01-03 |
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