P

Inventor

BREEDLOVE JOHN J

US5 patents
⚠️ This page may combine multiple inventors who share the name “BREEDLOVE JOHN J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HEINTZMANN CORP

3 patents
US10001009B2Jun 19, 2018

Pumpable mine ventilation structure

HEINTZMANN CORP1 citations43
US9022689B2May 5, 2015

Pumpable mine ventilation structure

HEINTZMANN CORP1 citations43
US8371658B2Feb 12, 2013

Apparatus and method for supporting a mine rib

HEINTZMANN CORP0 citations38

FCI HOLDINGS DELAWARE INC

1 patent
US11242750B2Feb 8, 2022

Adjustable lattice girder

FCI HOLDINGS DELAWARE INC0 citations48

STURDA INC

1 patent
US9617705B2Apr 11, 2017

Retainment wall for underground mine and method of construction

STURDA INC1 citations41