DG

David J. Gruenwald

BR Brunswick: 8 patents #157 of 1,301Top 15%
EH European Touch Holdings: 6 patents #1 of 12Top 9%
KO Kohler: 1 patents #682 of 998Top 70%
YC Yanmar Holdings Co.: 1 patents #349 of 636Top 55%
Overall (All Time): #129,835 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
12171351 Systems and methods related to fluid container mounting and support Thomas S. Doig, Lucas Johnson, Jordan M. Loeck 2024-12-24
9809289 Hull mounted, steerable marine drive with trim actuation Robert E. Nutt, Scott Allen Crutchfield, Robert Scott Beach, Douglas J. Yoder, Douglas G. Bickelhaupt +2 more 2017-11-07
D800173 Vessel propulsion unit Hideo Misao, Hisanori Mori, George Edward Phillips, Bryan L. Danner 2017-10-17
D790629 Masking tape 2017-06-27
9328641 Power management system that includes a wet exhaust system Douglas J. Yoder, George Edward Phillips 2016-05-03
9266593 Hull mounted, steerable marine drive with trim actuation Robert E. Nutt, Scott Allen Crutchfield, Robert Scott Beach, Douglas J. Yoder, Douglas G. Bickelhaupt +2 more 2016-02-23
8852729 Seep resistant masking material 2014-10-07
8028354 Spa apparatus Edwin B. Hatch, David A. Schmitz, Jeremy M. Lenzendorf, John A. Groeschel 2011-10-04
7878136 Vessel propulsion 2011-02-01
7878874 Marine vessel propulsion drive module 2011-02-01
7600273 Spa apparatus Edwin B. Hatch, David A. Schmitz, Jeremy M. Lenzendorf, John A. Groeschel 2009-10-13
7594835 Surface piercing propeller tunnel 2009-09-29
7424753 SPA with plastic foot plate and seal therefor 2008-09-16
7188581 Marine drive with integrated trim tab Richard A. Davis, John A. Groeschel, Todd P. Gruenstern 2007-03-13
7168107 Spa apparatus 2007-01-30
D526505 Spa apparatus Edwin B. Hatch, David A. Schmitz, Jeremy M. Lenzendorf, John A. Groeschel 2006-08-15
6880182 Spa apparatus 2005-04-19
6461206 Impact rudder Mark S. Small 2002-10-08
6390776 Marine propeller 2002-05-21
6325010 Method of vessel propulsion with coordinated bow propulsion 2001-12-04
6086813 Method for making self-supporting thermoplastic structures 2000-07-11
5910032 Marine propulsion system James D. Gruenwald 1999-06-08
5664526 Apparatus for separating solid material from cooling water in a marine engine block Andrew K. Logan, Matthew W. Jaeger, Terry D. Axton, William E. Hughes 1997-09-09
5628285 Drain valve for a marine engine Andrew K. Logan, Matthew W. Jaeger, Terry D. Axton, William E. Hughes, James E. Erickson 1997-05-13
5579727 Separating apparatus for the cooling system of a marine engine Andrew K. Logan, Matthew W. Jaeger, Terry D. Axton, William E. Hughes 1996-12-03