Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Lawrence Levit — 8 Patents

ISIon Systems: 4 patents #7 of 26Top 30%
Illinois Tool Works: 2 patents #1,693 of 4,311Top 40%
MIMks Instruments: 1 patents #255 of 442Top 60%
NRNrd: 1 patents #15 of 17Top 90%
Alamo, CA: #52 of 279 inventorsTop 20%
California: #74,834 of 386,348 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Lawrence Levit has been granted 8 US patents while listed as an inventor at Ion Systems. The first was granted in 2004 and the most recent in January 2023. Lawrence Levit ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Lawrence Levit in Alamo, CA, US.

Patents per Year

Patents granted per year, 2004 to 2023Bar chart with a peak of 2 patents in 2004.peak 22004: 2 patents20042008: 1 patents20082010: 2 patents20102011: 1 patents20112013: 1 patents20132023: 1 patents2023

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11569641 Ionizer bar Jeremy Paul Willden, Helaman David Pratt Ferguson, Martin Robert Johnson, Samuel Tremain Earl, Jonathan S. Jensen +1 more 2023-01-31
8605407 Low maintenance AC gas flow driven static neutralizer and method Peter Gefter, Leslie W. Partridge, Scott Gehlke 2013-12-10 $10,364,000
8009405 Low maintenance AC gas flow driven static neutralizer and method Peter Gefter, Leslie W. Partridge, Scott Gehlke 2011-08-30
7813102 Prevention of emitter contamination with electronic waveforms Peter Gefter, Scott Gehlke 2010-10-12 $30,023,000
7697258 Air assist for AC ionizers Grigoriy Vernitskiy, Peter Gefter 2010-04-13 $4,228,000
7339778 Corona discharge static neutralizing apparatus Peter Gefter, Scott Gehlke, Dennis A. Leri 2008-03-04
6781205 Electrostatic charge measurement on semiconductor wafers Alexander Ignatenko 2004-08-24
6719142 Apparatus and method for measuring static charge on wafers, disks, substrates, masks, and flat panel displays John Edgar Menear 2004-04-13