Keith K. Mclaughlin has been granted 10 US patents while listed as an inventor at 3M . The first was granted in 1997 and the most recent in January 2025. Keith K. Mclaughlin ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Keith K. Mclaughlin in Eagan, MN, US.
Patents per Year Patents granted per year, 1997 to 2025 Bar chart with a peak of 2 patents in 2022. peak 2 1997: 1 patents 1997 1998: 1 patents 1998 2015: 1 patents 2015 2016: 1 patents 2016 2022: 2 patents 2022 2023: 1 patents 2023 2024: 2 patents 2024 2025: 1 patents 2025
Issued Patents All Time
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Showing 1–10 of 10 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12208291 Method and apparatus for maintaining airflow in a powered air purifying respirator in high magnetic fields Douglas D. Jensen 2025-01-28
12070632 Method of controlling a powered air purifying respirator Sean R. Kilmer , Douglas D. Jensen , Andrew Murphy 2024-08-27
$83,203,000
12017098 Method of controlling a powered air purifying respirator Douglas D. Jensen , Sean R. Kilmer , Andrew Murphy 2024-06-25
$28,642,000
11666785 Method of controlling a powered air purifying respirator Douglas D. Jensen , Sean R. Kilmer , Andrew Murphy 2023-06-06
$30,935,000
11413479 Method of controlling a powered air purifying respirator Sean R. Kilmer , Douglas D. Jensen , Andrew Murphy 2022-08-16
$29,798,000
11278749 Method of controlling a powered air purifying respirator Douglas D. Jensen , Sean R. Kilmer , Andrew Murphy 2022-03-22
$17,842,000
9481424 Compact scroll fan assembly Ronald A. Hagen 2016-11-01
$42,737,000
9127691 Compact scroll fan assembly Ronald A. Hagen 2015-09-08
$23,548,000
5773839 Cassette for use in an electronic radiographic imaging system Kenneth J. Krepel , Joseph A. Hoffman , Anthony B. Ferguson , Daniel J. Severson , Walter S. Federation +4 more 1998-06-30
$1,689,000
5637882 Detector plate for use in imaging systems Ranjith Divigalpitiya , Bimsara W. Disanayaka , William B. Robbins , Earl L. Cook 1997-06-10
$25,683,000
