DW

Douglas Williams

EM Empirix: 2 patents #14 of 51Top 30%
Overall (All Time): #411,731 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10982398 Patch and crack sealing device and assembly 2021-04-20
8776376 Method of forming paneled corners 2014-07-15
8737571 Methods and apparatus providing call quality testing Albert Seeley, Nathan David, Zhongyi Chen, Andrew Ullmann 2014-05-27
8226318 Tube with integral elastomeric applicator and method of manufacture therefor 2012-07-24
8011849 Corner connector 2011-09-06
7590542 Method of generating test scripts using a voice-capable markup language Wesley Hand, Henry Houh, Albert Seeley 2009-09-15
7310921 Method and article of manufacture for sealing a roof 2007-12-25
6944799 Multimedia synchronization system Albert Seeley, Steven Sigel 2005-09-13
5961154 Fume duct joint with clamping collar Jeff Shea 1999-10-05
D375558 End coupler for fume exhaust ducts 1996-11-12
5549949 Fume duct circumferential joint sealant Jeff Shea, Michael S. Cork 1996-08-27
4723371 Self supported, collapsible, and portable walled structure suitable for use as a hunting blind 1988-02-09