DJ

David E. Johnston

Adobe: 12 patents #295 of 4,589Top 7%
GL George Angus & Company Limited: 6 patents #1 of 4Top 25%
FP Freudenberg-Nok General Partnership: 6 patents #10 of 160Top 7%
FF Firma Carl Freudenberg: 3 patents #103 of 512Top 25%
FP Fisons Plc: 1 patents #42 of 127Top 35%
FI Figgie Inernational: 1 patents #55 of 147Top 40%
LG Landmark Graphics: 1 patents #262 of 543Top 50%
NH New England Medical Center Hospitals.: 1 patents #50 of 106Top 50%
Overall (All Time): #108,422 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 25 most recent of 33 patents

Patent #TitleCo-InventorsDate
9484061 Automatically correcting audio data Eric Sanders, Charles Van Winkle, Daniel Ramirez 2016-11-01
9377990 Image edited audio data 2016-06-28
8660845 Automatic separation of audio data Nariman Sodeifi 2014-02-25
8532802 Graphic phase shifter 2013-09-10
8194884 Aligning time variable multichannel audio 2012-06-05
8077815 System and method for processing multi-channel digital audio signals 2011-12-13
8037413 Brush tool for audio editing 2011-10-11
8027743 Adaptive noise reduction 2011-09-27
7899565 Graphically displaying audio pan or phase information 2011-03-01
7640069 Editing audio directly in frequency space 2009-12-29
7610110 Graphically displaying stereo phase information 2009-10-27
7548791 Graphically displaying audio pan or phase information 2009-06-16
7450468 Methods, systems, and computer readable media for interactively determining parameters for ocean-bottom hydrophone/geophone receiver combination deghosting Daniel J. Grygier, Stewart A. Levin 2008-11-11
6729624 Radial shaft seal 2004-05-04
6428013 Reverse seal Milton Loman Griswold, David Sakata 2002-08-06
6409177 Rotary shaft seal 2002-06-25
6178882 Shearing compactor pump Richard A. Wagner 2001-01-30
6073933 Load bearing washer and dirt excluder 2000-06-13
5921555 Uni-directional seal for use on a shaft 1999-07-13
5791658 Seal design with bi-directional pumping 1998-08-11
5427387 Radial shaft sealing ring 1995-06-27
5380660 Method of treating serum or serum-containing medium to inactivate an inhibitor of hepatocyte differentiation Douglas M. Jefferson 1995-01-10
5348312 Cassette seal 1994-09-20
5190299 Radially undulating shaft seal 1993-03-02
5123661 Fluid sealing structure Rui de Jesus Lopes 1992-06-23