DP

David Putnam

PB Photonic Biosystems: 7 patents #1 of 6Top 20%
LM Lockheed Martin: 2 patents #1,600 of 6,507Top 25%
PS Photonic Systems: 1 patents #13 of 24Top 55%
Overall (All Time): #336,070 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12405185 Leak-and-sealing-failure-detection sensor and system 2025-09-02
10495555 Filter-cartridge based fluid-sample preparation and assay system Jason A. Putnam, Raymond Putnam 2019-12-03
9873083 Wastewater pump station venting system and method 2018-01-23
9625712 Occulter for exoplanet exploration Domenick Joseph Tenerelli, Sean Patrick McCully 2017-04-18
9068976 Integrated filtration bioanalyzer Jason A. Putnam, Todd W. Hubbard, James A. van Zee 2015-06-30
8968681 Filtered assay device and method Jason A. Putnam, Todd W. Hubbard 2015-03-03
8480241 Occulter for exoplanet exploration Domenick Joseph Tenerelli, Sean Patrick McCully 2013-07-09
8202503 Visual, continuous and simultaneous measurement of solution ammonia and hydrogen ion concentration Janice A. Sharick, Jason A. Putnam 2012-06-19
8173438 Microbiological assessment method and device utilizing oxygen gradient sensing Todd W. Hubbard, Gamal Khalil 2012-05-08
7790113 Visual, continuous and simultaneous measurement of solution ammonia and hydrogen ion concentration Janice A. Sharick, Jason A. Putnam 2010-09-07
7592184 Ammonia detection and measurement device Gamal Khalil, Todd W. Hubbard 2009-09-22
7014612 Method for diagnosis of helicobacter pylori infection Todd W. Hubbard 2006-03-21
6794191 Process for forming polymer structures containing an oxygen sensor Todd W. Hubbard 2004-09-21
5382163 Method and apparatus for detecting the presence of dental plaque or calculus 1995-01-17