Inventor
DAOUST ROBERT
CA17 patents
⚠️ This page may combine multiple inventors who share the name “DAOUST ROBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LES MATERIAUX DE CONSTRUCTION OLDCASTLE CANADA INC
8 patentsUS9890512B2Feb 13, 2018
Retaining wall
LES MATERIAUX DE CONSTRUCTION OLDCASTLE CANADA INC5 citations83
US9441342B2Sep 13, 2016
Retaining wall
LES MATERIAUX DE CONSTRUCTION OLDCASTLE CANADA INC7 citations83
US10273647B2Apr 30, 2019
Retaining wall
LES MATERIAUX DE CONSTRUCTION OLDCASTLE CANADA INC4 citations72
US9670640B2Jun 6, 2017
Retaining wall
LES MATERIAUX DE CONSTRUCTION OLDCASTLE CANADA INC4 citations72
US10472821B2Nov 12, 2019
Wall with decorative facing
LES MATERIAUX DE CONSTRUCTION OLDCASTLE CANADA INC0 citations51
US10087597B2Oct 2, 2018
Concrete wall block
LES MATERIAUX DE CONSTRUCTION OLDCASTLE CANADA INC1 citations51
US9803359B2Oct 31, 2017
Wall with decorative facing
LES MATERIAUX DE CONSTRUCTION OLDCASTLE CANADA INC0 citations51
US9464431B2Oct 11, 2016
Wall with decorative facing
LES MATERIAUX DE CONSTRUCTION OLDCASTLE CANADA INC0 citations51