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Andrew J. Dallas

DC Donaldson Company: 47 patents #12 of 695Top 2%
📍 Lakeville, MN: #7 of 513 inventorsTop 2%
🗺 Minnesota: #907 of 52,454 inventorsTop 2%
Overall (All Time): #55,272 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 1–25 of 49 patents

Patent #TitleCo-InventorsDate
12409397 Fluid filtration apparatuses, systems, and methods Matthew P. Goertz, Derek O. Jones, Yehya A. Elsayed 2025-09-09
12383871 Structures having re-entrant geometries on a porous material surface Mikayla A. Yoder, Christopher P. Conklin, Davis B. Moravec, Tianheng Zhao, Richard Wilhelm Janse Van Rensburg +2 more 2025-08-12
12350613 Liquid filtration media, filter elements and methods Derek O. Jones, Keh B. Dema, Stephen M. Larsen, Mike J. Madsen, Yehya A. Elsayed +1 more 2025-07-08
12233001 Enclosure ventilation filter Lloyd G. Keleny, Veli E. Kalayci, Michael J. Hebert, Yehya A. Elsayed, David W. Mulder 2025-02-25
12222271 Droplet sensors for fuel systems Davis B. Moravec, Daryl L. Quam, Cullen Evan Hall, Brian Tucker 2025-02-11
12151198 Materials, methods, and devices for siloxane contaminant removal Brian N. Hoang, Gerald Weineck, Karthik Viswanathan 2024-11-26
12017161 Filter media configurations Aflal Rahmathullah, Brian Tucker, Daniel E. Adamek, Paul Anthony Way, Scott A. Betcher +12 more 2024-06-25
11925573 Enclosure ventilation filter and assembly method Lloyd G. Keleny, Veli E. Kalayci, Michael J. Hebert, Yehya A. Elsayed, David W. Mulder 2024-03-12
11806650 Hydrocarbon fluid-water separation Bradly G. Hauser, Stephen K. Sontag, Davis B. Moravec, Stuti S. Rajgarhia, Vijay K. Kapoor +3 more 2023-11-07
11713877 Systems and methods for removing organic compounds from steam Matthew P. Goertz, Colter A. Marcks, Bradly G. Hauser 2023-08-01
11648501 Materials, methods, and devices for siloxane contaminant removal Brian N. Hoang, Gerald Weineck, Karthik Viswanathan 2023-05-16
11565206 Liquid filtration media, filter elements and methods Derek O. Jones, Keh B. Dema, Stephen M. Larsen, Mike J. Madsen, Yehya A. Elsayed +1 more 2023-01-31
11534324 Enclosure ventilation filter and assembly method Lloyd G. Keleny, Veli E. Kalayci, Michael J. Hebert, Yehya A. Elsayed, David W. Mulder 2022-12-27
11220636 Hydrocarbon-in-water purification system Davis B. Moravec, Joseph M. Block, Bradly G. Hauser, Cullen Evan Hall, Mark C. Shepherd +1 more 2022-01-11
11207623 Hydrocarbon fluid-water separation Bradly G. Hauser, Stephen K. Sontag, Davis B. Moravec, Stuti S. Rajgarhia, Vijay K. Kapoor +3 more 2021-12-28
10688433 Materials, methods, and devices for siloxane contaminant removal Brian N. Hoang, Gerald Weineck, Karthik Viswanathan 2020-06-23
10646370 Enclosure ventilation filter and assembly method Lloyd G. Keleny, Veli E. Kalayci, Michael J. Hebert, Yehya A. Elsayed, David W. Mulder 2020-05-12
10604707 Hydrocarbon-in-water purification anion-exchange system Davis B. Moravec, Joseph M. Block, Bradly G. Hauser, Cullen Evan Hall 2020-03-31
10526548 Hydrocarbon-in-water purification system Davis B. Moravec, Joseph M. Block, Bradly G. Hauser, Cullen Evan Hall, Mark C. Shepherd +1 more 2020-01-07
10315140 Hydrocarbon fluid-water separation Bradly G. Hauser, Stephen K. Sontag, Davis B. Moravec, Stuti S. Rajgarhia, Vijay K. Kapoor +3 more 2019-06-11
10226723 Liquid filtration media, filter elements and methods Derek O. Jones, Keh B. Dema, Stephen M. Larsen, Mike J. Madsen, Yehya A. Elsayed +1 more 2019-03-12
10213711 Filter assembly for removing high molecular weight hydrocarbons from liquified propane gas Karthik Viswanathan, Philip Edward Johnson, Dustin Zastera, James Doyle, Gregory LaVallee +1 more 2019-02-26
10130905 Materials, methods, and devices for siloxane contaminant removal Brian N. Hoang, Gerald Weineck, Karthik Viswanathan 2018-11-20
10058807 Web comprising fine fiber and reactive, adsorptive or absorptive particulate William Lefei Ding, Jon D. Joriman, Dustin Zastera, James R. Giertz, Veli E. Kalayci +1 more 2018-08-28
9789435 Materials, methods, and devices for siloxane contaminant removal Brian N. Hoang, Gerald Weineck, Karthik Viswanathan 2017-10-17