Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DH

David Howell — 14 Patents

ATAdvanced Testing Technologies: 14 patents #5 of 22Top 25%
Smithfield, VA: #4 of 42 inventorsTop 10%
Virginia: #2,056 of 34,511 inventorsTop 6%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
David Howell has been granted 14 US patents while listed as an inventor at Advanced Testing Technologies. The first was granted in 2002 and the most recent in March 2016. David Howell ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list David Howell in Smithfield, VA, US.

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
RE45960 Single instrument/card for video applications William Biagiotti, Peter F Britch 2016-03-29
8860759 Automatic test instrument for video generation and capture combined with real-time image redisplay methods William Biagiotti, Peter F Britch 2014-10-14
8817110 Instrument card for video applications William Biagiotti, Peter F Britch 2014-08-26
8817109 Techniques for capturing and generating a DVI signal William Biagiotti, Eli Levi, Peter F Britch 2014-08-26
8648869 Automatic test instrument for video generation and capture combined with real-time image redisplay methods William Biagiotti, Peter F Britch 2014-02-11
8489381 Method and system for simulating test instruments and instrument functions Robert Spinner, Eli Levi, William Harold Leippe, Emery Korpi, Michael Lai +5 more 2013-07-16
8131529 Method and system for simulating test instruments and instrument functions Robert Spinner, Eli Levi, William Harold Leippe, Emery Korpi, Michael Lai +5 more 2012-03-06
7978218 Single instrument/card for video applications William Biagiotti, Peter F Britch 2011-07-12
7768533 Video generator with NTSC/PAL conversion capability William Biagiotti 2010-08-03
7495674 Video generation and capture techniques William Biagiotti 2009-02-24
7289159 Video generation and capture techniques William Biagiotti 2007-10-30
7253792 Video generation and capture techniques William Biagiotti 2007-08-07
7180477 Portable automatic test instrument for video displays and generators 2007-02-20
6396536 Automatic test instrument for multi-format video generation and capture William Biagiotti 2002-05-28