Perry Palumbo has been granted 33 US patents while listed as an inventor at Hach . The first was granted in 1991 and the most recent in May 2025. Perry Palumbo ranks #105,480 of 4,157,543 US inventors in our database (top 2.5%). Patent records list Perry Palumbo in Fort Collins, CO, US.
Patents per Year Patents granted per year, 1991 to 2025 Bar chart with a peak of 6 patents in 2009. peak 6 1991: 1 patents 1991 1995: 1 patents 2001: 1 patents 2001 2002: 1 patents 2003: 1 patents 2003 2005: 1 patents 2009: 6 patents 2009 2012: 1 patents 2013: 2 patents 2013 2014: 4 patents 2015: 1 patents 2015 2016: 1 patents 2017: 2 patents 2017 2018: 2 patents 2019: 3 patents 2019 2020: 1 patents 2022: 2 patents 2022 2024: 1 patents 2025: 1 patents 2025
Issued Patents All Time
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Showing 1–25 of 33 patents
Patent # Title Co-Inventors Date
12306107 Nephelmotric measuring device(s) Elmar Grabert 2025-05-20
11885748 Nephelometric measuring device(s) Elmar Grabert 2024-01-30
11460711 Backscatter reductant anamorphic beam sampler — 2022-10-04
11435277 Device for removing energy from a beam and a method(s) of use thereof — 2022-09-06
10591455 Mobile water analysis Jim Duncan , Aria Farjam , Jim Harbridge , Brian Harmon , Ulrich Lundgreen +5 more 2020-03-17
10416358 Device for removing energy from a beam and a method(s) of use thereof — 2019-09-17
10384152 Backscatter reductant anamorphic beam sampler — 2019-08-20
10215745 Mobile water analysis Jim Duncan , Aria Farjam , Jim Harbridge , Brian Harmon , Ulrich Lundgreen +5 more 2019-02-26
10078051 Compensating turbidity measuring device — 2018-09-18
9914075 Turbidity measuring device — 2018-03-13
9719914 Mobile water analysis Jim Duncan , Aria Farjam , Jim Harbridge , Brian Harmon , Ulrich Lundgreen +5 more 2017-08-01
9546944 Nephelometric process turbidimeter Bas De Heij 2017-01-17
9323035 Annular optical device — 2016-04-26
9180449 Mobile water analysis Jim Duncan , Aria Farjam , Jim Harbridge , Brian Harmon , Ulrich Lundgreen +5 more 2015-11-10
8760650 Standard media suspension body, optical particulate measurement instrument, and verification method for an optical particulate measurement instrument — 2014-06-24
8724107 Annular optical device — 2014-05-13
8687286 Meso-optic device — 2014-04-01
8675198 Annular optical device — 2014-03-18
8582106 Automatic optical measurement system and method Brian Harmon 2013-11-12
8508737 Spatial frequency optical measurement instrument and method — 2013-08-13
8208144 Spatial frequency optical measurement instrument and method — 2012-06-26
D596926 Standard holder and standard for insitu turbidity measurement device Gangaikondan Ramasubiramanian Venkateraman 2009-07-28
7538874 Measurement of light from a predefined scatter angle from particulate matter in a media — 2009-05-26
7528951 Optical design of a measurement system having multiple sensor or multiple light source paths — 2009-05-05
7525655 Optical design of a particulate measurement system — 2009-04-28