PS

Phillip E. Schlangen

HY Hydro-Bikes: 8 patents #1 of 2Top 50%
KC Kurt Manufacturing Company: 7 patents #6 of 28Top 25%
📍 Minneapolis, MN: #131 of 6,114 inventorsTop 3%
🗺 Minnesota: #1,949 of 52,454 inventorsTop 4%
Overall (All Time): #125,677 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
8579349 Headrest assembly 2013-11-12
8540264 Stepper bike 2013-09-24
D638072 Stepper bike 2011-05-17
7735839 Vehicle air suspension providing integral wheelchair lift 2010-06-15
7347658 Lift and transport apparatus 2008-03-25
7284944 Lift and transport apparatus 2007-10-23
D526068 Beam Paul R. Lawson, William L. Eshleman 2006-08-01
6929275 Person transport wheelchair 2005-08-16
6769705 Wheelchair 2004-08-03
D474999 Tube connector Paul R. Lawson, William L. Eshleman 2003-05-27
D473826 Modular person transport chair Paul R. Lawson, William L. Eshleman 2003-04-29
6375209 Powered wheelchair 2002-04-23
D451435 Modular wheelchair Paul R. Lawson, William L. Eshleman 2001-12-04
D445726 Combined wheelchair arm rest and compartment 2001-07-31
6261199 Non-back drive power transmission 2001-07-17
D440728 Wheelchair lift 2001-04-17
D431502 Wheelchair with vertically adjustable seat 2000-10-03
D427949 Wheelchair with vertically adjustable seat 2000-07-11
D413554 Powered wheelchair 1999-09-07
5718611 Personalized watercraft Raymond J. Buresch 1998-02-17
D378362 Combined seat post and extension Raymond J. Buresch 1997-03-11
D375719 Console Raymond J. Buresch 1996-11-19
D364836 Chain guard Raymond J. Buresch 1995-12-05
5405275 Personalized watercraft Raymond J. Buresch 1995-04-11
D356064 Side deck for personalized watercraft Raymond J. Buresch 1995-03-07