Inventor
GREIG MARK E
US10 patents
⚠️ This page may combine multiple inventors who share the name “GREIG MARK E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUNRISE MEDICAL HHG INC
6 patentsUS7896394B2Mar 1, 2011
Midwheel drive wheelchair with independent front and rear suspension
SUNRISE MEDICAL HHG INC64 citations96
US6715784B2Apr 6, 2004
Method programming and operating a wheelchair having tilt and recline functions
SUNRISE MEDICAL HHG INC69 citations95
US6588792B1Jul 8, 2003
Method of programming and operating tilt and recline functions in a wheelchair
SUNRISE MEDICAL HHG INC50 citations92
US7310776B2Dec 18, 2007
Control system with customizable menu structure for personal mobility vehicle
SUNRISE MEDICAL HHG INC32 citations90
US7159181B2Jan 2, 2007
Control system with customizable menu structure for personal mobility vehicle
SUNRISE MEDICAL HHG INC24 citations90
US7113854B2Sep 26, 2006
Personal mobility vehicle control system with input functions programmably mapped to output functions
SUNRISE MEDICAL HHG INC33 citations90
ZHOU DANIEL Z
3 patentsUS8210556B2Jul 3, 2012
Midwheel drive wheelchair with independent front and rear suspension
ZHOU DANIEL Z41 citations95
US8113531B2Feb 14, 2012
Personal mobility vehicle having a pivoting suspension with a torque activated release mechanism
ZHOU DANIEL Z65 citations95
US8469383B2Jun 25, 2013
Midwheel drive wheelchair with independent front and rear suspension
ZHOU DANIEL Z8 citations82