Assignee
DOUGLAS DYNAMICS LLC
US·40 granted patents·10 pending applications·923 citations·filing 1995–2025
Top patents by PatentIndex Score
50 records- 0197US6526677B1Snowplow mounting assemblyDOUGLAS DYNAMICS LLC·Filed 2000·Granted Mar 4, 2003·105 cites·54 claims
- 0296US6928757B2Snowplow mounting assemblyDOUGLAS DYNAMICS LLC·Filed 2003·Granted Aug 16, 2005·67 cites·18 claims
- 0396US6711837B2Snowplow mounting assemblyDOUGLAS DYNAMICS LLC·Filed 2003·Granted Mar 30, 2004·76 cites·21 claims
- 0495US8850724B2Plow with pivoting blade wingDOUGLAS DYNAMICS LLC·Filed 2013·Granted Oct 7, 2014·21 cites·15 claims
- 0594US9869067B2Snow plow and mount assemblyDOUGLAS DYNAMICS LLC·Filed 2014·Granted Jan 16, 2018·23 cites·18 claims
- 0694US9200418B2Method and apparatus for installing cutting edges on V-blade plowDOUGLAS DYNAMICS LLC·Filed 2013·Granted Dec 1, 2015·18 cites·25 claims
- 0794US6941685B2Snowplow assemblyDOUGLAS DYNAMICS LLC·Filed 2002·Granted Sep 13, 2005·84 cites·11 claims
- 0892US7134227B2Adjustable wing plowDOUGLAS DYNAMICS LLC·Filed 2004·Granted Nov 14, 2006·59 cites·60 claims
- 0990USD904654SSnow plow headlampDOUGLAS DYNAMICS LLC·Filed 2020·Granted Dec 8, 2020·27 cites·1 claims
- 1090US7797859B2Snowplow and mount assemblyDOUGLAS DYNAMICS LLC·Filed 2010·Granted Sep 21, 2010·12 cites·4 claims
- 1190US7681334B2Snowplow and mount assemblyDOUGLAS DYNAMICS LLC·Filed 2008·Granted Mar 23, 2010·16 cites·49 claims
- 1290US7430821B2Snowplow and mount assemblyDOUGLAS DYNAMICS LLC·Filed 2005·Granted Oct 7, 2008·16 cites·41 claims
- 1390US6944978B2Snowplow and mount assemblyDOUGLAS DYNAMICS LLC·Filed 2001·Granted Sep 20, 2005·43 cites·60 claims
- 1489US10960363B2Brine machine and methodDOUGLAS DYNAMICS LLC·Filed 2018·Granted Mar 30, 2021·6 cites·10 claims
- 1588US5806214ASupport wheels mounted in the vicinity of the center of gravity of a snowplowDOUGLAS DYNAMICS LLC·Filed 1997·Granted Sep 15, 1998·63 cites·17 claims
- 1684US9822563B2Method and apparatus for installing cutting edges on a V-blade plowDOUGLAS DYNAMICS LLC·Filed 2015·Granted Nov 21, 2017·5 cites·10 claims
- 1782US6012240AVehicle mountable snowplowDOUGLAS DYNAMICS LLC·Filed 1997·Granted Jan 11, 2000·54 cites·54 claims
- 1880USD880027SSnow plow headlampDOUGLAS DYNAMICS LLC·Filed 2018·Granted Mar 31, 2020·20 cites·1 claims
- 1979US6050008AVehicle mounted accessory assemblyDOUGLAS DYNAMICS LLC·Filed 1997·Granted Apr 18, 2000·48 cites·53 claims
- 2077US7400058B1Vehicle mounted accessory with multiplexingDOUGLAS DYNAMICS LLC·Filed 2004·Granted Jul 15, 2008·26 cites·26 claims
- 2177USRE35700ERemovable snowplow assembly with pivotable lift standDOUGLAS DYNAMICS LLC·Filed 1995·Granted Dec 30, 1997·43 cites·30 claims
- 2274US10793056B2Snow plow headlampDOUGLAS DYNAMICS LLC·Filed 2018·Granted Oct 6, 2020·2 cites·20 claims
- 2369US7152883B2Ballast assembly for vehiclesDOUGLAS DYNAMICS LLC·Filed 2003·Granted Dec 26, 2006·18 cites·8 claims
- 2468US11427978B2Snow plow and mount assemblyDOUGLAS DYNAMICS LLC·Filed 2020·Granted Aug 30, 2022·0 cites·10 claims
- 2568US11332899B2Snow plow and mount assemblyDOUGLAS DYNAMICS LLC·Filed 2020·Granted May 17, 2022·0 cites·12 claims
- 2668US2022325486A1Snow plow and mount assemblyDOUGLAS DYNAMICS LLC·Filed 2022·Application pending·0 cites
- 2766US5806213ARotatable support wheels for a snowplowDOUGLAS DYNAMICS LLC·Filed 1997·Granted Sep 15, 1998·32 cites·20 claims
- 2864US12188190B2Spreader with shaftless augerDOUGLAS DYNAMICS LLC·Filed 2023·Granted Jan 7, 2025·0 cites·10 claims
- 2962US11731088B2Brine machine and methodDOUGLAS DYNAMICS LLC·Filed 2021·Granted Aug 22, 2023·0 cites·2 claims
- 3062US11555282B2Snow plow and mount assemblyDOUGLAS DYNAMICS LLC·Filed 2019·Granted Jan 17, 2023·1 cites·33 claims
- 3161US12497743B2Convertible snow plowDOUGLAS DYNAMICS LLC·Filed 2022·Granted Dec 16, 2025·0 cites·20 claims
- 3260US5727835AAlarmed truck mounted tool boxDOUGLAS DYNAMICS LLC·Filed 1996·Granted Mar 17, 1998·36 cites·19 claims
- 3357US10858559B2Material mixing systemDOUGLAS DYNAMICS LLC·Filed 2017·Granted Dec 8, 2020·0 cites·13 claims
- 3454US10900183B2Snow plow and mount assemblyDOUGLAS DYNAMICS LLC·Filed 2018·Granted Jan 26, 2021·0 cites·17 claims
- 3554US7737576B2Vehicle mounted accessory with multiplexingDOUGLAS DYNAMICS LLC·Filed 2008·Granted Jun 15, 2010·2 cites·30 claims
- 3654US2025347069A1Snow plow blade lift/lower system for stand-on skid steer vehicleDOUGLAS DYNAMICS LLC·Filed 2025·Application pending·0 cites
- 3754US2023304242A1Spreader or sprayer and control system thereforeDOUGLAS DYNAMICS LLC·Filed 2023·Application pending·0 cites
- 3854US2023304243A1Spreader or sprayer and control system thereforeDOUGLAS DYNAMICS LLC·Filed 2023·Application pending·0 cites
- 3952US11499280B2Snow plow and mount assemblyDOUGLAS DYNAMICS LLC·Filed 2019·Granted Nov 15, 2022·0 cites·45 claims
- 4052US2009282706A1V-Blade Snow Plow With Improved Cutting EdgeDOUGLAS DYNAMICS LLC·Filed 2008·Application pending·0 cites
- 4151US2005120595A1Snowplow mounting assemblyDOUGLAS DYNAMICS LLC·Filed 2005·Application pending·0 cites
- 4249US2023407586A1Containment plowDOUGLAS DYNAMICS LLC·Filed 2023·Application pending·0 cites
- 4348US12497744B2Containment plowDOUGLAS DYNAMICS LLC·Filed 2022·Granted Dec 16, 2025·0 cites·22 claims
- 4448US2006005434A1Snowplow assemblyDOUGLAS DYNAMICS LLC·Filed 2005·Application pending·0 cites
- 4547US12595632B2Snow and ice spreader and sprayerDOUGLAS DYNAMICS LLC·Filed 2023·Granted Apr 7, 2026·0 cites·29 claims
- 4645US12281453B2Snow plow assemblyDOUGLAS DYNAMICS LLC·Filed 2021·Granted Apr 22, 2025·0 cites·25 claims
- 4744US2007068049A1Adjustable wing plowDOUGLAS DYNAMICS LLC·Filed 2006·Application pending·0 cites
- 4844US2023399804A1Containment plowDOUGLAS DYNAMICS LLC·Filed 2022·Application pending·0 cites
- 4942US11680379B2Spreader with shaftless augerDOUGLAS DYNAMICS LLC·Filed 2019·Granted Jun 20, 2023·0 cites·14 claims
- 5026US11535986B2SpreaderDOUGLAS DYNAMICS LLC·Filed 2018·Granted Dec 27, 2022·0 cites·17 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →