Inventor
KNOPF MICHAEL
DE14 patents
⚠️ This page may combine multiple inventors who share the name “KNOPF MICHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUNRISE MEDICAL HHG INC
5 patentsUS7353566B2Apr 8, 2008
Adjustable wheel assembly
SUNRISE MEDICAL HHG INC53 citations94
USD631403SJan 25, 2011
Vertical axle tube with spacer
SUNRISE MEDICAL HHG INC29 citations92
USD627271SNov 16, 2010
Wheelchair frame
SUNRISE MEDICAL HHG INC16 citations83
US7360781B2Apr 22, 2008
Foldable wheelchair and axle plate therefor
SUNRISE MEDICAL HHG INC12 citations79
US7021640B2Apr 4, 2006
Wheelchair and wheel mounting assembly therefore
SUNRISE MEDICAL HHG INC8 citations66
KNOPF MICHAEL
5 patentsUS8262117B2Sep 11, 2012
Wheelchair comprising a foot support
KNOPF MICHAEL22 citations85
US8490994B2Jul 23, 2013
Wheelchair frame and wheelchair with cross-brace
KNOPF MICHAEL7 citations82
US8328215B2Dec 11, 2012
Wheelchair having pivoting backrest frame assembly
KNOPF MICHAEL10 citations82
US8256785B2Sep 4, 2012
Wheelchair having height-adjustable axle mounts
KNOPF MICHAEL9 citations82
USD636299SApr 19, 2011
Wheelchair caster strut
KNOPF MICHAEL5 citations61