Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Emil Nelson — 19 Patents

Delphi Technologies: 18 patents #92 of 4,124Top 3%
Waterford, MI: #23 of 579 inventorsTop 4%
Michigan: #4,375 of 86,293 inventorsTop 6%
Overall (All Time): #229,345 of 4,157,543Top 6%
19 Patents All Time
David Emil Nelson has been granted 19 US patents while listed as an inventor at Delphi Technologies. The first was granted in 2002 and the most recent in December 2011. David Emil Nelson ranks #229,345 of 4,157,543 US inventors in our database (top 5.5%). Patent records list David Emil Nelson in Waterford, MI, US.

Patents per Year

Patents granted per year, 2002 to 2011Bar chart with a peak of 7 patents in 2005.peak 72002: 3 patents20022003: 2 patents20032004: 3 patents20042005: 7 patents20052006: 1 patents20062007: 1 patents20072008: 1 patents20082011: 1 patents2011

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8070922 Monolithic supported oxygen generator Gerald R. Stabel, Joshua Titus, Alfred R. Webster 2011-12-06
7335341 Method for securing ceramic structures and forming electrical connections on the same Thomas Hubert Van Steenkiste, Joseph V. Mantese, Bob Li, Pertrice Auguste Wethey, Robert Johnston 2008-02-26
7217905 Weld filler metal that reduces residual stress and distortion Jeffrey B. Hardesty 2007-05-15
7078000 Apparatus and method for mat protection of non-thermal plasma reactor Michael R. Foster, Robert X. Li 2006-07-18
6979892 Laminated co-fired sandwiched element for non-thermal plasma reactor Bob Li, David K. Chen, Joachim Kupe 2005-12-27
6946793 Plasma reactor design for treating auto emissions—durable and low cost 2005-09-20 $2,449,000
6893617 Apparatus and method for retention of non-thermal plasma reactor Robert X. Li, Michael R. Foster, Alan G. Turek 2005-05-17 $1,594,000
6887440 Edge-connected non-thermal plasma exhaust after-treatment device Bob Li, Tom L. Stuart 2005-05-03 $1,065,000
6878348 Design and method of manufacturing a plasma reactor for treating auto emissions-stacked shapes Mark Hemingway, Gregory Stephen Sims 2005-04-12 $876,000
6878030 Plasma reactor for treating auto emissions—durable and low cost—curved shapes 2005-04-12 $876,000
6838058 Structural carrier non-thermal plasma reactor 2005-01-04 $2,859,000
6821493 Non-thermal plasma reactor substrate design-E-shape with low loss electrode pattern Bob Li, Delbert L. Lessor 2004-11-23 $1,653,000
6800256 Scaleable inter-digitized tine non-thermal plasma reactor Mark Hemingway, Thomas W. Silvis, Bob Li 2004-10-05 $1,100,000
6692704 Non-thermal plasma reactor and method-structural conductor Bob Li, Mark Hemingway, Suresh Baskaran, Joachim Kupe, Gregory Stephen Sims +3 more 2004-02-17 $1,504,000
6638484 Single dielectric barrier non-thermal plasma reactor and method-planar and swept shapes Bob Li, Blaine R. Danley 2003-10-28 $1,083,000
6537507 Non-thermal plasma reactor design and single structural dielectric barrier Bob Li, Mark Hemingway, Darrell R. Herling, Suresh Baskaran 2003-03-25 $2,219,000
6368451 High voltage feedthrough for non-thermal plasma reactor David A. Goulette, Mark R. McClanahan 2002-04-09 $3,524,000
6354903 Method of manufacture of a plasma reactor with curved shape for treating auto emissions 2002-03-12 $6,663,000
6338827 Stacked shape plasma reactor design for treating auto emissions Mark Hemingway, Gregory Stephen Sims 2002-01-15 $4,658,000