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USPTO Patent Rankings Data through Dec 31, 2025
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Darrell Wiatrowski — 25 Patents

BUBrp Us: 20 patents #3 of 118Top 3%
Illinois Tool Works: 3 patents #1,196 of 4,311Top 30%
FIFiskars: 1 patents #53 of 81Top 70%
BSBriggs & Stratton: 1 patents #500 of 502Top 100%
Libertyville, IL: #55 of 868 inventorsTop 7%
Illinois: #2,714 of 84,256 inventorsTop 4%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Darrell Wiatrowski has been granted 25 US patents while listed as an inventor at Brp Us. The first was granted in 2000 and the most recent in July 2025. Darrell Wiatrowski ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Darrell Wiatrowski in Libertyville, IL, US.

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
D1081343 Joint former intersection — 2025-07-01
D1063119 Joint former — 2025-02-18
D1050873 Joint former connector — 2024-11-12
11180235 Stern and swivel bracket assembly for mounting a drive unit to a watercraft — 2021-11-23
11046411 Tiller assembly for a marine outboard engine Kenneth Chung, Samuel McGinley 2021-06-29
11046409 Marine outboard engine cowling Dale A. Wiegele, John Charles Scott, Vincent Groleau, Ivan Brousseau 2021-06-29
10850819 Bracket assembly for a marine outboard motor Mark Whiteside, Benjamin Jones 2020-12-01
10723429 Power steering system for marine outboard motor Benjamin Jones, Mark J. Skrzypchak, Kenneth Chung 2020-07-28
10543895 Hydraulic steering system for a watercraft Samuel McGinley, Jeremiah Gillis 2020-01-28
10472039 Hydraulic steering system for a watercraft Samuel McGinley, Benjamin Jones 2019-11-12
9926060 Marine outboard engine having a tilt/trim and steering bracket assembly Mark Whiteside, George Broughton, Mark C. Noble 2018-03-27
9718525 Steering position sensing system for a marine engine Roger Raetzman 2017-08-01
9499247 Marine outboard engine having a tilt/trim and steering bracket assembly Mark Whiteside, George Broughton, Mark C. Noble 2016-11-22
8864537 Marine propulsion system gear case assembly — 2014-10-21
8858279 Tilt/trim and steering bracket assembly for a marine outboard engine Mark Whiteside 2014-10-14
8851944 Marine engine hydraulic system — 2014-10-07
8840438 Hydraulic system for a watercraft George Broughton 2014-09-23
8840439 Marine outboard engine having a tilt/trim and steering bracket assembly George Broughton, Mark Whiteside, Mark C. Noble 2014-09-23
8795010 Drive unit mount for a marine outboard engine — 2014-08-05
8585449 Hydraulic system for marine propulsion systems Richard McChesney, Mark C. Noble 2013-11-19
7758393 Engine mount system for a marine outboard engine Peter Lucier, George Broughton, Glendon Chesser, Jr. 2010-07-20
7704110 Engine starting system for a marine outboard engine Gregry M. Remmers 2010-04-27
7677938 Tiller arm Peter Lucier, Pierre Vignau 2010-03-16
6810849 Four-stroke internal combustion engine Nicholas Hirsch, Mark Donald Schaefer, Michael Braun, Peter Hotz, Ronald Lee Bartelt +1 more 2004-11-02 $11,556,000
6105257 Remote gripping or cutting apparatus having a rotatable head Alan Rutkowski, Bill Freimuth, Mark Schaefer 2000-08-22

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