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 2023 Bar chart with a peak of 2 patents in 2004. peak 2 2004: 2 patents 2004 2008: 1 patents 2008 2010: 2 patents 2010 2011: 1 patents 2011 2013: 1 patents 2013 2023: 1 patents 2023
Issued Patents All Time
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Showing 1–8 of 8 patents
Patent # Title Co-Inventors Date Approx 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