Inventor

LACAS MARC-ANDRÉ

CA3 patents

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

OLDCASTLE BUILDING PROD CANADA

2 patents

US11585086B2Feb 21, 2023

Concrete block system, method and connector

OLDCASTLE BUILDING PROD CANADA1 citations58

US12043975B2Jul 23, 2024

Concrete building block and methods

OLDCASTLE BUILDING PROD CANADA0 citations48

CASTONGUAY BERTIN

1 patent

US8992131B2Mar 31, 2015

Retaining wall

CASTONGUAY BERTIN21 citations89