BG

Brent A. Gulsvig

DC Donaldson Company: 25 patents #42 of 695Top 7%
📍 Faribault, MN: #1 of 111 inventorsTop 1%
🗺 Minnesota: #2,586 of 52,454 inventorsTop 5%
Overall (All Time): #156,784 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
12186689 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Kent Mehlhop, John R. Hacker +1 more 2025-01-07
12168191 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Kent Mehlhop, John R. Hacker +1 more 2024-12-17
11944925 Liquid filter arrangement; components; and, methods Brian Mandt, John R. Hacker 2024-04-02
11400394 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Kent Mehlhop, John R. Hacker +1 more 2022-08-02
11344829 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Kent Mehlhop, John R. Hacker +1 more 2022-05-31
11207621 Liquid filter arrangement; components; and, methods Brian Mandt, John R. Hacker 2021-12-28
10729997 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Kent Mehlhop, John R. Hacker +1 more 2020-08-04
10695700 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Kent Mehlhop, John R. Hacker +1 more 2020-06-30
10493386 Liquid filter arrangement; components; and, methods Brian Mandt, John R. Hacker 2019-12-03
10220339 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Kent Mehlhop, John R. Hacker +1 more 2019-03-05
10046256 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Kent Mehlhop, John R. Hacker +1 more 2018-08-14
9751033 Liquid filter arrangement; components; and, methods Brian Mandt, John R. Hacker 2017-09-05
9555347 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Kent Mehlhop, John R. Hacker +1 more 2017-01-31
9545587 Spin-on filter with external threads and methods Brian Tucker, Bradley S. Honermann, Gary H. Gift, Kent Mehlhop, John R. Hacker +1 more 2017-01-17
8821724 Liquid filter arrangement; components; and, methods Brian Mandt, John R. Hacker 2014-09-02
8535530 Liquid filter arrangement; components; and, methods Brian Mandt, John R. Hacker 2013-09-17
7628280 Liquid filter arrangement; components; and methods Brian Mandt, John R. Hacker 2009-12-08
7314555 Filter cartridge for a filter assembly Stan M. Koehler, John R. Hacker 2008-01-01
7238285 Liquid filter assembly for use with treatment agent; and, methods John R. Hacker, Brian Mandt 2007-07-03
7160451 Liquid filter assembly for use with treatment agent and methods John R. Hacker, Brian Mandt 2007-01-09
D470216 Filter element Michael J. Gustafson, Bernard A. Matthys, Eivind Stenersen 2003-02-11
6126823 Spin-on coolant filter Mark G. Soderlund, Daniel Roebbeke 2000-10-03
6083381 Fuel filter with sediment drain valve and level indicator John F. Connelly, Mark G. Soderlund, Jeff Theisen 2000-07-04
6012485 Fluid filter arrangement including valve arrangement, fluid level indicator, and methods thereof John F. Connelly, Mark G. Soderlund, Jeff Theisen 2000-01-11
5395518 High pressure filter with integral relief valve 1995-03-07