Inventor
KOERLIN JAMES M
US19 patents
⚠️ This page may combine multiple inventors who share the name “KOERLIN JAMES M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUNRISE MEDICAL HHG INC
9 patentsUS6976699B2Dec 20, 2005
Coordinated articulation of wheelchair members
SUNRISE MEDICAL HHG INC74 citations97
US7896394B2Mar 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
US6409265B1Jun 25, 2002
Tilting and reclining wheelchair
SUNRISE MEDICAL HHG INC88 citations94
US6588792B1Jul 8, 2003
Method of programming and operating tilt and recline functions in a wheelchair
SUNRISE MEDICAL HHG INC50 citations92
US6450581B1Sep 17, 2002
Power legrest for a wheelchair
SUNRISE MEDICAL HHG INC43 citations92
US7857394B2Dec 28, 2010
Wheelchair seat back with two-point mounting hardware
SUNRISE MEDICAL HHG INC20 citations90
USD480195SSep 30, 2003
Frame member
SUNRISE MEDICAL HHG INC18 citations86
US6250661B1Jun 26, 2001
Tilt system for a powered wheelchair seat
SUNRISE MEDICAL HHG INC13 citations73
BROCK USA LLC
6 patentsUSD866800SNov 12, 2019
Turf underlayment
BROCK USA LLC24 citations93
US10060082B2Aug 28, 2018
Base for turf system with vertical support extensions at panel edges
BROCK USA LLC6 citations84
US10458075B2Oct 29, 2019
Base for turf system with vertical support extensions at panel edges
BROCK USA LLC2 citations73
US12416120B2Sep 16, 2025
Base for turf system with vertical support extensions at panel edges
BROCK USA LLC0 citations62
US11781272B2Oct 10, 2023
Base for turf system with vertical support extensions at panel edges
BROCK USA LLC0 citations62
US11111636B2Sep 7, 2021
Base for turf system with vertical support extensions at panel edges
BROCK USA LLC0 citations62
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