DK

David Kelma

JA John Mezzalingua Associates: 6 patents #42 of 123Top 35%
PB Ppc Broadband: 6 patents #38 of 100Top 40%
📍 Madisonville, TN: #2 of 12 inventorsTop 20%
🗺 Tennessee: #1,501 of 20,272 inventorsTop 8%
Overall (All Time): #411,316 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
10924811 Compensation device for maintaining a desired signal quality in transmitted signals Thomas A. Olson, Joseph Lai, Steven K. Shafer 2021-02-16
10264325 System, method and device having teaching and commerce subsystems Thomas A. Olson, Joseph Lai, Steven K. Shafer 2019-04-16
9271026 Dynamically configurable frequency band selection device between CATV distribution system and CATV user Thomas A. Olson, Joseph Lai, Steven K. Shafer 2016-02-23
8832767 Dynamically configurable frequency band selection device between CATV distribution system and CATV user Thomas A. Olson, Joseph Lai, Steven K. Shafer 2014-09-09
8516537 Downstream bandwidth conditioning device Tab Kendall Cox 2013-08-20
8464301 Upstream bandwidth conditioning device between CATV distribution system and CATV user Thomas A. Olson, Joseph Lai, Raymond Palinkas 2013-06-11
8385219 Upstream bandwidth level measurement device Tab Kendall Cox 2013-02-26
8274566 Modulation analyzer and level measurement device 2012-09-25
8213457 Upstream bandwidth conditioning device Tab Kendall Cox 2012-07-03
8181211 Total bandwidth conditioning device Thomas A. Olson, Joseph Lai, Noah Montena, Steven K. Shafer 2012-05-15
8082570 Method and apparatus for a self-terminating signal path Thomas A. Olson, Joseph Lai, Erdogan Alkan, David H. Jackson, Raymond Palinkas +1 more 2011-12-20
8001579 Downstream output level and/or output level tilt compensation device between CATV distribution system and CATV user Thomas A. Olson, Joseph Lai, Raymond Palinkas 2011-08-16