David Perkinson has been granted 9 US patents while listed as an inventor at Adtran . The first was granted in 2006 and the most recent in May 2018. David Perkinson ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list David Perkinson in San Anselmo, CA, US.
Patents per Year Patents granted per year, 2006 to 2018 Bar chart with a peak of 2 patents in 2013. peak 2 2006: 1 patents 2006 2008: 1 patents 2008 2010: 1 patents 2010 2013: 2 patents 2013 2014: 1 patents 2014 2015: 1 patents 2015 2018: 2 patents 2018
Issued Patents All Time
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Showing 1–9 of 9 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
9977565 Interactive educational system with light emitting controller Alex Potts 2018-05-22
9929932 Locating traffic origin in a network Mark C. Rudolph 2018-03-27
$5,174,000
9191278 System and method for locating offending network device and maintaining network integrity Timothy James Schlichter , Mark C. Rudolph 2015-11-17
$1,296,000
8873431 Communications system and method for maintaining topology in a VLAN environment — 2014-10-28
$3,784,000
8402120 System and method for locating and configuring network device — 2013-03-19
$3,234,000
8380828 System and method for locating offending network device and maintaining network integrity Timothy James Schlichter , Mark C. Rudolph 2013-02-19
$12,389,000
7861002 Network router that efficiently switches between a primary data path and a backup data path Roberto Puon 2010-12-28
$13,209,000
7349327 System and method for remotely updating a network device Roberto Puon 2008-03-25
$4,465,000
6996071 Binary decision tree-based arbitrator for packetized communications Walter Stuart Venters 2006-02-07
$7,998,000