Inventor
ZIMMERMAN JOSEPH J
US21 patents
⚠️ This page may combine multiple inventors who share the name “ZIMMERMAN JOSEPH J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JOY MM DELAWARE INC
9 patentsUS5692807ADec 2, 1997
Highwall mining apparatus
JOY MM DELAWARE INC64 citations95
US5795032AAug 18, 1998
Mining machine with multiple propulsion members
JOY MM DELAWARE INC18 citations83
US9096389B2Aug 4, 2015
Advancing longwall system for surface mining
JOY MM DELAWARE INC6 citations82
US9623755B2Apr 18, 2017
Overhead power grid for mobile mining machines
JOY MM DELAWARE INC2 citations70
US9283866B2Mar 15, 2016
Overhead power grid for mobile mining machines
JOY MM DELAWARE INC4 citations70
US9056558B2Jun 16, 2015
Overhead power grid for mobile mining machines
JOY MM DELAWARE INC5 citations70
US8985704B2Mar 24, 2015
Continuous-extraction mining system
JOY MM DELAWARE INC2 citations57
US10052958B2Aug 21, 2018
Overhead power grid for mobile mining machines
JOY MM DELAWARE INC0 citations49
US9662660B2May 30, 2017
Mobile sizer with integrated load bucket
JOY MM DELAWARE INC0 citations49
ZIMMERMAN JOSEPH J
5 patentsUS8322795B2Dec 4, 2012
Miner cutting bit holding apparatus
ZIMMERMAN JOSEPH J7 citations75
US8400342B2Mar 19, 2013
Explosion proof electro-mechanical joystick
ZIMMERMAN JOSEPH J6 citations70
US8985703B2Mar 24, 2015
Continuous-extraction mining system
ZIMMERMAN JOSEPH J1 citations51
US8235470B2Aug 7, 2012
Cutter head containing its motors and gearcase
ZIMMERMAN JOSEPH J1 citations49
US8919999B2Dec 30, 2014
Flat panel light with clear potting material
ZIMMERMAN JOSEPH J1 citations41