David J. Levitt has been granted 16 US patents while listed as an inventor at IBM . The first was granted in 1994 and the most recent in January 2024. David J. Levitt ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list David J. Levitt in San Anselmo, CA, US.
Patents per Year Patents granted per year, 1994 to 2024 Bar chart with a peak of 2 patents in 2009. peak 2 1994: 1 patents 1994 2004: 1 patents 2008: 1 patents 2008 2009: 2 patents 2011: 1 patents 2011 2012: 1 patents 2013: 2 patents 2013 2014: 2 patents 2016: 1 patents 2016 2018: 1 patents 2019: 1 patents 2019 2021: 1 patents 2024: 1 patents 2024
Issued Patents All Time
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Showing 1–16 of 16 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
11859477 Hydrocarbon extraction using solar energy — 2024-01-02
$67,400,000
11167225 Plant trichome filtration and concentration Jamie Yosha 2021-11-09
10286338 Flow control features for fluid filtration device and methods — 2019-05-14
9895635 Fluid filtration and particle concentration device and methods — 2018-02-20
9409106 Fluid filtration and particle concentration device and methods — 2016-08-09
8882999 Cleaning assembly for use in fluid filtration systems George D. Caffell , John H. Mallard , Steven E. O'Reilly 2014-11-11
$28,563,000
8701896 Hydroclone based fluid filtration system Frank Dutro 2014-04-22
$53,939,000
8489367 Modeling a matrix for formal verification Gadiel Auerbach 2013-07-16
$5,283,000
8370553 Formal verification of random priority-based arbiters using property strengthening and underapproximations Gadiel Auerbach , Fady Copty , Viresh Paruthi 2013-02-05
$5,221,000
8201697 Hydroclone based fluid filtration system Frank Dutro 2012-06-19
$25,364,000
7896169 Hydroclone based fluid filtration system Frank Dutro 2011-03-01
7632416 Hydroclone based fluid filtration system — 2009-12-15
7562325 Device to cluster Boolean functions for clock gating Eli Arbel , Oded Fuhrmann , Cynthia Rae Eisner , Alexander Itskovich 2009-07-14
$8,070,000
7458050 Methods to cluster boolean functions for clock gating Eli Arbel , Oded Fuhrmann , Cynthia Rae Eisner , Alexander Itskovich 2008-11-25
$6,627,000
6797219 Method for manufacture of floor panels Nicholas M. Vander Wal , Richard A. Kroko , John C. Duba, Jr. , Kenneth J. Knister 2004-09-28
$4,773,000
5348366 Drag reducing device for land vehicles Myles L. Baker 1994-09-20
