DW

David K. Walker

MI Millitech: 6 patents #1 of 16Top 7%
SG Separation Design Group: 5 patents #2 of 10Top 20%
Overall (All Time): #316,423 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11369768 Ultra rapid cycle portable oxygen concentrator Stephen Douglas Galbraith, Kenneth J. McGowan, Evonne A. Baldauff, Elise N. DePetris 2022-06-28
11278697 Ultra rapid cycle portable oxygen concentrator Stephen Douglas Galbraith, Kenneth J. McGowan, Evonne A. Baldauff, Elise N. DePetris 2022-03-22
9993765 Portable oxygen enrichment device and method of use Stephen Douglas Galbraith, Kenneth J. McGowan, Elise N. DePetris, Judith C. Galbraith 2018-06-12
9492781 Portable oxygen enrichment device and method of use Stephen Douglas Galbraith, Kenneth J. McGowan, Elise N. DePetris, Judith C. Galbraith 2016-11-15
9199055 Ultra rapid cycle portable oxygen concentrator Stephen Douglas Galbraith, Elise N. DePetris 2015-12-01
8894751 Ultra rapid cycle portable oxygen concentrator Stephen Douglas Galbraith, Kenneth J. McGowan, Evonne A. Baldauff, Elise Galbraith, Robert B. LaCount 2014-11-25
8888902 Portable oxygen enrichment device and method of use Stephen Douglas Galbraith, Kenneth J. McGowan, Elise N. DePetris, Judith C. Galbraith 2014-11-18
5227800 Contraband detection system G. Richard Huguenin, Paul F. Goldsmith, Naresh C. Deo 1993-07-13
5202692 Millimeter wave imaging sensors, sources and systems Richard G. Huguenin, Paul F. Goldsmith, Naresh C. Deo 1993-04-13
5145809 Fabrication of gunn diode semiconductor devices 1992-09-08
5073782 Contraband detection system G. Richard Huguenin, Paul F. Goldsmith, Naresh C. Deo 1991-12-17
4910523 Micrometer wave imaging device Richard G. Huguenin, Paul F. Goldsmith, Naresh C. Deo 1990-03-20
4901084 Object detection and location system Richard G. Huguenin, Paul F. Goldsmith, Naresh C. Deo 1990-02-13
4759759 Bubble heart valve Richard T. Brownlee, Denton E. Hewgill, Lawrence N. Scotten, Roberto Racca 1988-07-26
4340977 Catenary mitral valve replacement Richard T. Brownlee, Lawrence N. Scotten 1982-07-27